21579416820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 768

約数和(自身を含む): 83452723200

約数和(自身を除く): 61873306380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 27, 30, 31, 34, 36, 38, 39, 45, 51, 52, 54, 57, 60, 62, 65, 68, 76, 78, 85, 90, 93, 95, 102, 108, 114, 117, 124, 130, 135, 153, 155, 156, 170, 171, 180, 186, 190, 195, 204, 221, 228, 234, 247, 255, 260, 270, 279, 285, 306, 307, 310, 323, 340, 342, 351, 372, 380, 390, 403, 442, 459, 465, 468, 494, 510, 513, 527, 540, 558, 570, 585, 589, 612, 614, 620, 646, 663, 684, 702, 741, 765, 780, 806, 837, 855, 884, 918, 921, 930, 969, 988, 1020, 1026, 1054, 1105, 1116, 1140, 1170, 1178, 1209, 1228, 1235, 1292, 1326, 1395, 1404, 1482, 1530, 1535, 1581, 1612, 1615, 1674, 1710, 1755, 1767, 1836, 1842, 1860, 1938, 1989, 2015, 2052, 2108, 2210, 2223, 2295, 2340, 2356, 2418, 2470, 2565, 2635, 2652, 2763, 2790, 2907, 2945, 2964, 3060, 3070, 3162, 3230, 3315, 3348, 3420, 3510, 3534, 3627, 3684, 3705, 3876, 3978, 3991, 4030, 4185, 4199, 4420, 4446, 4590, 4605, 4743, 4836, 4845, 4940, 5130, 5219, 5270, 5301, 5526, 5580, 5814, 5833, 5890, 5967, 6045, 6140, 6324, 6460, 6630, 6669, 6851, 7020, 7068, 7254, 7410, 7657, 7905, 7956, 7982, 8060, 8289, 8370, 8398, 8721, 8835, 8892, 9180, 9210, 9486, 9517, 9690, 9945, 10013, 10260, 10438, 10540, 10602, 10881, 11052, 11115, 11628, 11666, 11780, 11934, 11973, 12090, 12597, 13260, 13338, 13702, 13815, 14229, 14508, 14535, 14820, 15314, 15657, 15810, 15903, 15964, 16578, 16740, 16796, 17442, 17499, 17670, 18135, 18420, 18972, 19034, 19380, 19890, 19955, 20026, 20553, 20876, 20995, 21204, 21762, 22230, 22971, 23332, 23715, 23868, 23946, 24180, 25194, 26095, 26505, 26676, 27404, 27630, 28458, 28551, 29070, 29165, 29835, 30039, 30628, 31314, 31620, 31806, 33156, 33345, 34255, 34884, 34998, 35340, 35919, 36270, 37791, 38068, 38285, 39780, 39910, 40052, 41106, 41445, 41990, 43524, 43605, 44460, 45942, 46971, 47430, 47585, 47892, 50065, 50388, 52190, 52497, 53010, 54405, 55260, 56916, 57102, 58140, 58330, 59670, 59865, 60078, 61659, 62628, 62985, 63612, 66690, 67847, 68510, 68913, 69996, 71145, 71838, 72540, 75582, 75829, 76570, 78285, 79515, 79820, 82212, 82890, 83980, 85653, 87210, 87495, 90117, 91884, 93942, 94860, 95170, 99161, 100130, 102765, 104380, 104994, 106020, 107757, 108810, 113373, 114204, 114855, 116660, 119340, 119730, 120156, 123318, 123721, 125970, 130169, 133380, 135694, 137020, 137826, 140913, 142290, 142755, 143676, 150195, 151164, 151658, 153140, 156570, 157491, 159030, 161789, 165780, 171306, 174420, 174990, 179595, 180234, 180823, 184977, 187884, 188955, 190340, 198322, 200260, 203541, 205530, 206739, 209988, 215514, 217620, 226746, 227487, 229710, 234855, 239460, 246636, 247442, 251940, 256959, 260338, 262485, 270351, 271388, 275652, 281826, 284580, 285510, 297483, 300390, 303316, 308295, 313140, 314982, 318060, 323578, 339235, 342612, 344565, 349980, 359190, 360468, 361646, 369954, 371163, 377910, 379145, 390507, 396644, 407082, 411060, 413478, 428265, 431028, 450585, 453492, 454974, 459420, 469710, 485367, 494884, 495805, 513918, 520676, 524970, 538785, 540702, 542469, 563652, 566865, 571020, 594966, 600780, 610623, 616590, 618605, 629964, 647156, 650845, 678470, 682461, 689130, 704565, 718380, 723292, 739908, 742326, 755820, 758290, 781014, 787455, 808945, 814164, 826956, 856530, 892449, 901170, 904115, 909948, 924885, 939420, 970734, 991610, 1017705, 1027836, 1033695, 1049940, 1077570, 1081404, 1084938, 1113489, 1133730, 1137435, 1171521, 1189932, 1221246, 1233180, 1237210, 1284795, 1289093, 1301690, 1351755, 1356940, 1364922, 1378260, 1409130, 1456101, 1484652, 1487415, 1516580, 1562028, 1574910, 1617890, 1627407, 1713060, 1784898, 1802340, 1808230, 1831869, 1849770, 1855815, 1941468, 1952535, 1983220, 2035410, 2047383, 2067390, 2103257, 2155140, 2169876, 2226978, 2267460, 2274870, 2343042, 2350699, 2426835, 2442492, 2474420, 2569590, 2578186, 2603380, 2677347, 2703510, 2712345, 2729844, 2818260, 2912202, 2974830, 3053115, 3073991, 3149820, 3235780, 3254814, 3340467, 3412305, 3514563, 3569796, 3616460, 3663738, 3699540, 3711630, 3867279, 3905070, 4070820, 4094766, 4134780, 4206514, 4368303, 4453956, 4462245, 4549740, 4686084, 4701398, 4853670, 4882221, 5139180, 5156372, 5354694, 5407020, 5424690, 5567445, 5824404, 5857605, 5949660, 6106230, 6147982, 6309771, 6445465, 6509628, 6680934, 6824610, 7029126, 7052097, 7280505, 7327476, 7423260, 7734558, 7810140, 8137035, 8189532, 8413028, 8736606, 8924490, 9159345, 9221973, 9402796, 9707340, 9764442, 10236915, 10516285, 10709388, 10849380, 11134890, 11601837, 11715210, 11753495, 12212460, 12295964, 12619542, 12890930, 13361868, 13386735, 13649220, 14058252, 14104194, 14561010, 15369955, 15469116, 16274070, 16702335, 17473212, 17572815, 17848980, 18318690, 18443946, 18929313, 19336395, 19528884, 20473830, 21032570, 21156291, 21841515, 22269780, 23203674, 23430420, 23506990, 24411105, 25239084, 25781860, 26773470, 27665919, 28208388, 29122020, 30739910, 31548855, 32548140, 33404670, 34805511, 35145630, 35260485, 36637380, 36887892, 37858626, 38672790, 39961883, 40947660, 42065140, 42312582, 43683030, 46109865, 46407348, 47013980, 48822210, 53546940, 55331838, 56787939, 58009185, 61479820, 63097710, 63468873, 66809340, 69611022, 70291260, 70520970, 75717252, 77345580, 79923766, 82997757, 84625164, 87366060, 92219730, 94646565, 97644420, 105781455, 110663676, 113575878, 116018370, 119885649, 126195420, 126937746, 138329595, 139222044, 141041940, 159847532, 165995514, 174027555, 184439460, 189293130, 199809415, 211562910, 227151756, 232036740, 239771298, 253875492, 276659190, 283939695, 317344365, 331991028, 348055110, 359656947, 378586260, 399618830, 414988785, 423125820, 479542596, 553318380, 567879390, 599428245, 634688730, 696110220, 719313894, 799237660, 829977570, 1078970841, 1135758780, 1198856490, 1269377460, 1438627788, 1659955140, 1798284735, 2157941682, 2397712980, 3596569470, 4315883364, 5394854205, 7193138940, 10789708410, 21579416820]

約数ペア:

[(1, 21579416820), (2, 10789708410), (3, 7193138940), (4, 5394854205), (5, 4315883364), (6, 3596569470), (9, 2397712980), (10, 2157941682), (12, 1798284735), (13, 1659955140), (15, 1438627788), (17, 1269377460), (18, 1198856490), (19, 1135758780), (20, 1078970841), (26, 829977570), (27, 799237660), (30, 719313894), (31, 696110220), (34, 634688730), (36, 599428245), (38, 567879390), (39, 553318380), (45, 479542596), (51, 423125820), (52, 414988785), (54, 399618830), (57, 378586260), (60, 359656947), (62, 348055110), (65, 331991028), (68, 317344365), (76, 283939695), (78, 276659190), (85, 253875492), (90, 239771298), (93, 232036740), (95, 227151756), (102, 211562910), (108, 199809415), (114, 189293130), (117, 184439460), (124, 174027555), (130, 165995514), (135, 159847532), (153, 141041940), (155, 139222044), (156, 138329595), (170, 126937746), (171, 126195420), (180, 119885649), (186, 116018370), (190, 113575878), (195, 110663676), (204, 105781455), (221, 97644420), (228, 94646565), (234, 92219730), (247, 87366060), (255, 84625164), (260, 82997757), (270, 79923766), (279, 77345580), (285, 75717252), (306, 70520970), (307, 70291260), (310, 69611022), (323, 66809340), (340, 63468873), (342, 63097710), (351, 61479820), (372, 58009185), (380, 56787939), (390, 55331838), (403, 53546940), (442, 48822210), (459, 47013980), (465, 46407348), (468, 46109865), (494, 43683030), (510, 42312582), (513, 42065140), (527, 40947660), (540, 39961883), (558, 38672790), (570, 37858626), (585, 36887892), (589, 36637380), (612, 35260485), (614, 35145630), (620, 34805511), (646, 33404670), (663, 32548140), (684, 31548855), (702, 30739910), (741, 29122020), (765, 28208388), (780, 27665919), (806, 26773470), (837, 25781860), (855, 25239084), (884, 24411105), (918, 23506990), (921, 23430420), (930, 23203674), (969, 22269780), (988, 21841515), (1020, 21156291), (1026, 21032570), (1054, 20473830), (1105, 19528884), (1116, 19336395), (1140, 18929313), (1170, 18443946), (1178, 18318690), (1209, 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