2120236455480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:656

約数の個数: 1024

約数和(自身を含む): 7861896806400

約数和(自身を除く): 5741660350920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 41, 44, 52, 55, 60, 61, 65, 66, 78, 82, 88, 104, 110, 120, 122, 123, 127, 130, 132, 143, 156, 164, 165, 183, 195, 205, 220, 244, 246, 254, 260, 264, 286, 305, 312, 328, 330, 366, 381, 389, 390, 410, 429, 440, 451, 488, 492, 508, 520, 533, 572, 610, 615, 635, 660, 671, 715, 732, 762, 778, 780, 793, 820, 858, 902, 915, 984, 1016, 1066, 1144, 1167, 1220, 1230, 1270, 1320, 1342, 1353, 1397, 1430, 1464, 1524, 1556, 1560, 1586, 1599, 1640, 1651, 1716, 1804, 1830, 1905, 1945, 2013, 2132, 2145, 2255, 2334, 2379, 2440, 2460, 2501, 2540, 2665, 2684, 2706, 2794, 2860, 3048, 3112, 3172, 3198, 3302, 3355, 3432, 3608, 3660, 3810, 3890, 3965, 4026, 4191, 4264, 4279, 4290, 4510, 4668, 4758, 4920, 4953, 5002, 5057, 5080, 5207, 5330, 5368, 5412, 5588, 5720, 5835, 5863, 6344, 6396, 6604, 6710, 6765, 6985, 7320, 7503, 7620, 7747, 7780, 7930, 7995, 8052, 8255, 8382, 8558, 8580, 8723, 9020, 9336, 9516, 9906, 10004, 10065, 10114, 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約数ペア:

[(1, 2120236455480), (2, 1060118227740), (3, 706745485160), (4, 530059113870), (5, 424047291096), (6, 353372742580), (8, 265029556935), (10, 212023645548), (11, 192748768680), (12, 176686371290), (13, 163095111960), (15, 141349097032), (20, 106011822774), (22, 96374384340), (24, 88343185645), (26, 81547555980), (30, 70674548516), (33, 64249589560), (39, 54365037320), (40, 53005911387), (41, 51713084280), (44, 48187192170), (52, 40773777990), (55, 38549753736), (60, 35337274258), (61, 34757974680), (65, 32619022392), (66, 32124794780), (78, 27182518660), (82, 25856542140), (88, 24093596085), (104, 20386888995), (110, 19274876868), (120, 17668637129), (122, 17378987340), (123, 17237694760), (127, 16694775240), (130, 16309511196), (132, 16062397390), (143, 14826828360), (156, 13591259330), (164, 12928271070), (165, 12849917912), (183, 11585991560), (195, 10873007464), (205, 10342616856), (220, 9637438434), (244, 8689493670), (246, 8618847380), (254, 8347387620), (260, 8154755598), (264, 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(1586, 1336845180), (1599, 1325976520), (1640, 1292827107), (1651, 1284213480), (1716, 1235569030), (1804, 1175297370), (1830, 1158599156), (1905, 1112985016), (1945, 1090095864), (2013, 1053271960), (2132, 994482390), (2145, 988455224), (2255, 940237896), (2334, 908413220), (2379, 891230120), (2440, 868949367), (2460, 861884738), (2501, 847755480), (2540, 834738762), (2665, 795585912), (2684, 789953970), (2706, 783531580), (2794, 758853420), (2860, 741341418), (3048, 695615635), (3112, 681309915), (3172, 668422590), (3198, 662988260), (3302, 642106740), (3355, 631963176), (3432, 617784515), (3608, 587648685), (3660, 579299578), (3810, 556492508), (3890, 545047932), (3965, 534738072), (4026, 526635980), (4191, 505902280), (4264, 497241195), (4279, 495498120), (4290, 494227612), (4510, 470118948), (4668, 454206610), (4758, 445615060), (4920, 430942369), (4953, 428071160), (5002, 423877740), (5057, 419267640), (5080, 417369381), (5207, 407189640), (5330, 397792956), (5368, 394976985), 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