21815361540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3552

約数の個数: 432

約数和(自身を含む): 82938885120

約数和(自身を除く): 61123523580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 31, 35, 36, 42, 45, 46, 49, 60, 62, 63, 69, 70, 84, 90, 92, 93, 98, 105, 115, 124, 126, 138, 140, 147, 155, 161, 180, 186, 196, 207, 210, 217, 230, 245, 252, 276, 279, 294, 310, 315, 322, 345, 372, 414, 420, 434, 441, 460, 465, 483, 490, 558, 588, 620, 630, 644, 651, 690, 713, 735, 805, 828, 868, 882, 930, 966, 980, 1035, 1085, 1116, 1127, 1260, 1302, 1380, 1395, 1426, 1449, 1470, 1519, 1610, 1764, 1860, 1932, 1953, 2070, 2139, 2170, 2205, 2254, 2415, 2604, 2790, 2852, 2898, 2940, 3038, 3220, 3255, 3381, 3469, 3565, 3906, 4140, 4278, 4340, 4410, 4508, 4557, 4830, 4991, 5580, 5635, 5796, 6076, 6417, 6510, 6762, 6938, 7130, 7245, 7595, 7812, 8556, 8820, 9114, 9660, 9765, 9982, 10143, 10407, 10695, 11270, 12834, 13020, 13524, 13671, 13876, 14260, 14490, 14973, 15190, 16905, 17345, 18228, 19530, 19964, 20286, 20814, 21390, 22540, 22785, 24283, 24955, 25668, 27342, 28980, 29946, 30380, 31221, 32085, 33810, 34690, 34937, 39060, 40572, 41628, 42780, 44919, 45570, 48566, 49910, 50715, 52035, 54684, 59892, 62442, 64170, 67620, 68355, 69380, 69874, 72849, 74865, 79787, 89838, 91140, 97132, 99820, 101430, 104070, 104811, 107539, 121415, 124884, 128340, 136710, 139748, 145698, 149730, 156105, 159574, 169981, 174685, 179676, 202860, 208140, 209622, 215078, 218547, 224595, 239361, 242830, 273420, 291396, 299460, 312210, 314433, 319148, 322617, 339962, 349370, 364245, 398935, 419244, 430156, 437094, 449190, 478722, 485660, 509943, 524055, 537695, 558509, 624420, 628866, 645234, 679924, 698740, 718083, 728490, 752773, 797870, 849905, 874188, 898380, 957444, 967851, 1019886, 1048110, 1075390, 1092735, 1117018, 1196805, 1257732, 1290468, 1436166, 1456980, 1505546, 1529829, 1572165, 1595740, 1613085, 1675527, 1699810, 1935702, 2039772, 2096220, 2150780, 2185470, 2234036, 2258319, 2393610, 2473397, 2549715, 2792545, 2872332, 3011092, 3059658, 3144330, 3226170, 3351054, 3399620, 3590415, 3763865, 3871404, 3909563, 4370940, 4516638, 4787220, 4839255, 4946794, 5026581, 5099430, 5269411, 5585090, 6119316, 6288660, 6452340, 6702108, 6774957, 7180830, 7420191, 7527730, 7649145, 7819126, 8377635, 9033276, 9678510, 9893588, 10053162, 10198860, 10538822, 11170180, 11291595, 11728689, 12366985, 13549914, 14361660, 14840382, 15055460, 15298290, 15638252, 15808233, 16755270, 17313779, 19357020, 19547815, 20106324, 21077644, 22260573, 22583190, 23457378, 24733970, 25132905, 26347055, 27099828, 29680764, 30596580, 31616466, 33510540, 33874785, 34627558, 35186067, 37100955, 39095630, 44521146, 45166380, 46914756, 47424699, 49467940, 50265810, 51941337, 52694110, 58643445, 63232932, 67749570, 69255116, 70372134, 74201910, 78191260, 79041165, 86568895, 89042292, 94849398, 100531620, 103882674, 105388220, 111302865, 117286890, 121196453, 135499140, 140744268, 148403820, 155824011, 158082330, 173137790, 175930335, 189698796, 207765348, 222605730, 234573780, 237123495, 242392906, 259706685, 311648022, 316164660, 346275580, 351860670, 363589359, 445211460, 474246990, 484785812, 519413370, 605982265, 623296044, 703721340, 727178718, 779120055, 948493980, 1038826740, 1090768077, 1211964530, 1454357436, 1558240110, 1817946795, 2181536154, 2423929060, 3116480220, 3635893590, 4363072308, 5453840385, 7271787180, 10907680770, 21815361540]

約数ペア:

[(1, 21815361540), (2, 10907680770), (3, 7271787180), (4, 5453840385), (5, 4363072308), (6, 3635893590), (7, 3116480220), (9, 2423929060), (10, 2181536154), (12, 1817946795), (14, 1558240110), (15, 1454357436), (18, 1211964530), (20, 1090768077), (21, 1038826740), (23, 948493980), (28, 779120055), (30, 727178718), (31, 703721340), (35, 623296044), (36, 605982265), (42, 519413370), (45, 484785812), (46, 474246990), (49, 445211460), (60, 363589359), (62, 351860670), (63, 346275580), (69, 316164660), (70, 311648022), (84, 259706685), (90, 242392906), (92, 237123495), (93, 234573780), (98, 222605730), (105, 207765348), (115, 189698796), (124, 175930335), (126, 173137790), (138, 158082330), (140, 155824011), (147, 148403820), (155, 140744268), (161, 135499140), (180, 121196453), (186, 117286890), (196, 111302865), (207, 105388220), (210, 103882674), (217, 100531620), (230, 94849398), (245, 89042292), (252, 86568895), (276, 79041165), (279, 78191260), (294, 74201910), (310, 70372134), (315, 69255116), (322, 67749570), (345, 63232932), (372, 58643445), (414, 52694110), (420, 51941337), (434, 50265810), (441, 49467940), (460, 47424699), (465, 46914756), (483, 45166380), (490, 44521146), (558, 39095630), (588, 37100955), (620, 35186067), (630, 34627558), (644, 33874785), (651, 33510540), (690, 31616466), (713, 30596580), (735, 29680764), (805, 27099828), (828, 26347055), (868, 25132905), (882, 24733970), (930, 23457378), (966, 22583190), (980, 22260573), (1035, 21077644), (1085, 20106324), (1116, 19547815), (1127, 19357020), (1260, 17313779), (1302, 16755270), (1380, 15808233), (1395, 15638252), (1426, 15298290), (1449, 15055460), (1470, 14840382), (1519, 14361660), (1610, 13549914), (1764, 12366985), (1860, 11728689), (1932, 11291595), (1953, 11170180), (2070, 10538822), (2139, 10198860), (2170, 10053162), (2205, 9893588), (2254, 9678510), (2415, 9033276), (2604, 8377635), (2790, 7819126), (2852, 7649145), (2898, 7527730), (2940, 7420191), (3038, 7180830), (3220, 6774957), (3255, 6702108), (3381, 6452340), (3469, 6288660), (3565, 6119316), (3906, 5585090), (4140, 5269411), (4278, 5099430), (4340, 5026581), (4410, 4946794), (4508, 4839255), (4557, 4787220), (4830, 4516638), (4991, 4370940), (5580, 3909563), (5635, 3871404), (5796, 3763865), (6076, 3590415), (6417, 3399620), (6510, 3351054), (6762, 3226170), (6938, 3144330), (7130, 3059658), (7245, 3011092), (7595, 2872332), (7812, 2792545), (8556, 2549715), (8820, 2473397), (9114, 2393610), (9660, 2258319), (9765, 2234036), (9982, 2185470), (10143, 2150780), (10407, 2096220), (10695, 2039772), (11270, 1935702), (12834, 1699810), (13020, 1675527), (13524, 1613085), (13671, 1595740), (13876, 1572165), (14260, 1529829), (14490, 1505546), (14973, 1456980), (15190, 1436166), (16905, 1290468), (17345, 1257732), (18228, 1196805), (19530, 1117018), (19964, 1092735), (20286, 1075390), (20814, 1048110), (21390, 1019886), (22540, 967851), (22785, 957444), (24283, 898380), (24955, 874188), (25668, 849905), (27342, 797870), (28980, 752773), (29946, 728490), (30380, 718083), (31221, 698740), (32085, 679924), (33810, 645234), (34690, 628866), (34937, 624420), (39060, 558509), (40572, 537695), (41628, 524055), (42780, 509943), (44919, 485660), (45570, 478722), (48566, 449190), (49910, 437094), (50715, 430156), (52035, 419244), (54684, 398935), (59892, 364245), (62442, 349370), (64170, 339962), (67620, 322617), (68355, 319148), (69380, 314433), (69874, 312210), (72849, 299460), (74865, 291396), (79787, 273420), (89838, 242830), (91140, 239361), (97132, 224595), (99820, 218547), (101430, 215078), (104070, 209622), (104811, 208140), (107539, 202860), (121415, 179676), (124884, 174685), (128340, 169981), (136710, 159574), (139748, 156105), (145698, 149730)]