20201556960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 864

約数和(自身を含む): 83523454560

約数和(自身を除く): 63321897600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 26, 30, 32, 34, 36, 38, 39, 40, 45, 48, 51, 52, 57, 60, 65, 68, 72, 76, 78, 80, 85, 90, 95, 96, 102, 104, 114, 117, 120, 130, 136, 144, 152, 153, 156, 160, 169, 170, 171, 180, 190, 195, 204, 208, 221, 228, 234, 240, 247, 255, 257, 260, 272, 285, 288, 304, 306, 312, 323, 338, 340, 342, 360, 380, 390, 408, 416, 442, 456, 468, 480, 494, 507, 510, 514, 520, 544, 570, 585, 608, 612, 624, 646, 663, 676, 680, 684, 720, 741, 760, 765, 771, 780, 816, 845, 855, 884, 912, 936, 969, 988, 1014, 1020, 1028, 1040, 1105, 1140, 1170, 1224, 1235, 1248, 1285, 1292, 1326, 1352, 1360, 1368, 1440, 1482, 1520, 1521, 1530, 1542, 1560, 1615, 1632, 1690, 1710, 1768, 1824, 1872, 1938, 1976, 1989, 2028, 2040, 2056, 2080, 2210, 2223, 2280, 2313, 2340, 2448, 2470, 2535, 2570, 2584, 2652, 2704, 2720, 2736, 2873, 2907, 2964, 3040, 3042, 3060, 3084, 3120, 3211, 3230, 3315, 3341, 3380, 3420, 3536, 3705, 3744, 3855, 3876, 3952, 3978, 4056, 4080, 4112, 4199, 4369, 4420, 4446, 4560, 4626, 4680, 4845, 4883, 4896, 4940, 5070, 5140, 5168, 5304, 5408, 5472, 5746, 5814, 5928, 6084, 6120, 6168, 6240, 6422, 6460, 6630, 6682, 6760, 6840, 7072, 7410, 7605, 7710, 7752, 7904, 7956, 8112, 8160, 8224, 8398, 8619, 8738, 8840, 8892, 9120, 9252, 9360, 9633, 9690, 9766, 9880, 9945, 10023, 10140, 10280, 10336, 10608, 11115, 11492, 11565, 11628, 11856, 12168, 12240, 12336, 12597, 12844, 12920, 13107, 13260, 13364, 13520, 13680, 14365, 14535, 14649, 14820, 15210, 15420, 15504, 15912, 16055, 16224, 16705, 16796, 17238, 17476, 17680, 17784, 18504, 18720, 19266, 19380, 19532, 19760, 19890, 20046, 20280, 20560, 20995, 21216, 21845, 22230, 22984, 23130, 23256, 23712, 24336, 24415, 24480, 24672, 25194, 25688, 25840, 25857, 26214, 26520, 26728, 27040, 27360, 28730, 28899, 29070, 29298, 29640, 30069, 30420, 30840, 31008, 31824, 32110, 33410, 33592, 34476, 34952, 35360, 35568, 37008, 37791, 38532, 38760, 39064, 39321, 39520, 39780, 40092, 40560, 41120, 41990, 43095, 43433, 43690, 43947, 44460, 45968, 46260, 46512, 48165, 48672, 48830, 50115, 50388, 51376, 51680, 51714, 52428, 53040, 53456, 54587, 56797, 57460, 57798, 58140, 58596, 59280, 60138, 60840, 61680, 62985, 63479, 63648, 64220, 65535, 66820, 67184, 68952, 69904, 71136, 73245, 74016, 75582, 77064, 77520, 78128, 78642, 79560, 80184, 81120, 83011, 83980, 86190, 86866, 87380, 87894, 88920, 91936, 92520, 93024, 96330, 97660, 100230, 100776, 102752, 103428, 104856, 106080, 106912, 109174, 113594, 114920, 115596, 116280, 117192, 118560, 120276, 121680, 123360, 125970, 126958, 128440, 129285, 130299, 131070, 133640, 134368, 137904, 139808, 144495, 146490, 150345, 151164, 154128, 155040, 156256, 157284, 159120, 160368, 163761, 166022, 167960, 170391, 172380, 173732, 174760, 175788, 177840, 185040, 188955, 190437, 192660, 195320, 196605, 200460, 201552, 206856, 209712, 217165, 218348, 219735, 227188, 229840, 231192, 232560, 234384, 240552, 243360, 249033, 251940, 253916, 256880, 258570, 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1494198, 1511640, 1523496, 1541280, 1563588, 1572840, 1603680, 1637610, 1650454, 1660220, 1703910, 1737320, 1746784, 1757880, 1817504, 1904370, 1954485, 1965132, 1992264, 2015520, 2031328, 2044692, 2068560, 2084784, 2097120, 2158286, 2183480, 2215083, 2271880, 2285244, 2311920, 2343840, 2405520, 2456415, 2475681, 2490330, 2539160, 2555865, 2605980, 2620176, 2656352, 2726256, 2856555, 2953444, 2988396, 3023280, 3046992, 3127176, 3145680, 3237429, 3275220, 3300908, 3320440, 3407820, 3474640, 3515760, 3691805, 3735495, 3808740, 3908970, 3930264, 3984528, 4089384, 4126135, 4137120, 4169568, 4316572, 4366960, 4430166, 4543760, 4570488, 4623840, 4811040, 4912830, 4951362, 4980660, 5078320, 5111730, 5211960, 5240352, 5395715, 5452512, 5713110, 5906888, 5976792, 6046560, 6093984, 6254352, 6291360, 6474858, 6550440, 6601816, 6640880, 6645249, 6815640, 6949280, 7031520, 7383610, 7427043, 7470990, 7617480, 7817940, 7860528, 7969056, 8178768, 8252270, 8633144, 8733920, 8860332, 9087520, 9140976, 9712287, 9825660, 9902724, 9961320, 10156640, 10223460, 10423920, 10791430, 11075415, 11426220, 11813776, 11953584, 12378405, 12508704, 12949716, 13100880, 13203632, 13281760, 13290498, 13631280, 14028859, 14767220, 14854086, 14941980, 15234960, 15635880, 15721056, 16187145, 16357536, 16504540, 17266288, 17720664, 18281952, 19424574, 19651320, 19805448, 19922640, 20446920, 20847840, 21582860, 22150830, 22852440, 23627552, 23907168, 24756810, 25899432, 26201760, 26407264, 26580996, 27262560, 28057718, 29534440, 29708172, 29883960, 30469920, 31271760, 32374290, 33009080, 33226245, 34532576, 35441328, 37135215, 38849148, 39302640, 39610896, 39845280, 40893840, 42086577, 43165720, 44301660, 45704880, 48561435, 49513620, 51798864, 53161992, 56115436, 59068880, 59416344, 59767920, 62543520, 64748580, 66018160, 66452490, 70144295, 70882656, 74270430, 77698296, 78605280, 79221792, 81787680, 84173154, 86331440, 88603320, 91409760, 97122870, 99027240, 103597728, 106323984, 112230872, 118137760, 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約数ペア:

[(1, 20201556960), (2, 10100778480), (3, 6733852320), (4, 5050389240), (5, 4040311392), (6, 3366926160), (8, 2525194620), (9, 2244617440), (10, 2020155696), (12, 1683463080), (13, 1553965920), (15, 1346770464), (16, 1262597310), (17, 1188326880), (18, 1122308720), (19, 1063239840), (20, 1010077848), (24, 841731540), (26, 776982960), (30, 673385232), (32, 631298655), (34, 594163440), (36, 561154360), (38, 531619920), (39, 517988640), (40, 505038924), (45, 448923488), (48, 420865770), (51, 396108960), (52, 388491480), (57, 354413280), (60, 336692616), (65, 310793184), (68, 297081720), (72, 280577180), (76, 265809960), (78, 258994320), (80, 252519462), (85, 237665376), (90, 224461744), (95, 212647968), (96, 210432885), (102, 198054480), (104, 194245740), (114, 177206640), (117, 172662880), (120, 168346308), (130, 155396592), (136, 148540860), (144, 140288590), (152, 132904980), (153, 132036320), (156, 129497160), (160, 126259731), (169, 119535840), (170, 118832688), (171, 118137760), (180, 112230872), (190, 106323984), (195, 103597728), (204, 99027240), (208, 97122870), (221, 91409760), (228, 88603320), (234, 86331440), (240, 84173154), (247, 81787680), (255, 79221792), (257, 78605280), (260, 77698296), (272, 74270430), (285, 70882656), (288, 70144295), (304, 66452490), (306, 66018160), (312, 64748580), (323, 62543520), (338, 59767920), (340, 59416344), (342, 59068880), (360, 56115436), (380, 53161992), (390, 51798864), (408, 49513620), (416, 48561435), (442, 45704880), (456, 44301660), (468, 43165720), (480, 42086577), (494, 40893840), (507, 39845280), (510, 39610896), (514, 39302640), (520, 38849148), (544, 37135215), (570, 35441328), (585, 34532576), (608, 33226245), (612, 33009080), (624, 32374290), (646, 31271760), (663, 30469920), (676, 29883960), (680, 29708172), (684, 29534440), (720, 28057718), (741, 27262560), (760, 26580996), (765, 26407264), (771, 26201760), (780, 25899432), (816, 24756810), (845, 23907168), (855, 23627552), (884, 22852440), (912, 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