19861367680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13001}}^1$

素因数の和:13069

約数の個数: 256

約数和(自身を含む): 61111480320

約数和(自身を除く): 41250112640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 124, 128, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 320, 341, 352, 385, 434, 440, 448, 496, 560, 616, 620, 640, 682, 704, 770, 868, 880, 896, 992, 1085, 1120, 1232, 1240, 1364, 1408, 1540, 1705, 1736, 1760, 1984, 2170, 2240, 2387, 2464, 2480, 2728, 3080, 3410, 3472, 3520, 3968, 4340, 4480, 4774, 4928, 4960, 5456, 6160, 6820, 6944, 7040, 8680, 9548, 9856, 9920, 10912, 11935, 12320, 13001, 13640, 13888, 17360, 19096, 19840, 21824, 23870, 24640, 26002, 27280, 27776, 34720, 38192, 43648, 47740, 49280, 52004, 54560, 65005, 69440, 76384, 91007, 95480, 104008, 109120, 130010, 138880, 143011, 152768, 182014, 190960, 208016, 218240, 260020, 286022, 305536, 364028, 381920, 403031, 416032, 455035, 520040, 572044, 715055, 728056, 763840, 806062, 832064, 910070, 1001077, 1040080, 1144088, 1430110, 1456112, 1527680, 1612124, 1664128, 1820140, 2002154, 2015155, 2080160, 2288176, 2821217, 2860220, 2912224, 3224248, 3640280, 4004308, 4030310, 4160320, 4433341, 4576352, 5005385, 5642434, 5720440, 5824448, 6448496, 7280560, 8008616, 8060620, 8320640, 8866682, 9152704, 10010770, 11284868, 11440880, 11648896, 12896992, 14106085, 14561120, 16017232, 16121240, 17733364, 18305408, 20021540, 22166705, 22569736, 22881760, 25793984, 28212170, 29122240, 31033387, 32034464, 32242480, 35466728, 40043080, 44333410, 45139472, 45763520, 51587968, 56424340, 58244480, 62066774, 64068928, 64484960, 70933456, 80086160, 88666820, 90278944, 91527040, 112848680, 124133548, 128137856, 128969920, 141866912, 155166935, 160172320, 177333640, 180557888, 225697360, 248267096, 257939840, 283733824, 310333870, 320344640, 354667280, 361115776, 451394720, 496534192, 567467648, 620667740, 640689280, 709334560, 902789440, 993068384, 1241335480, 1418669120, 1805578880, 1986136768, 2482670960, 2837338240, 3972273536, 4965341920, 9930683840, 19861367680]

約数ペア:

[(1, 19861367680), (2, 9930683840), (4, 4965341920), (5, 3972273536), (7, 2837338240), (8, 2482670960), (10, 1986136768), (11, 1805578880), (14, 1418669120), (16, 1241335480), (20, 993068384), (22, 902789440), (28, 709334560), (31, 640689280), (32, 620667740), (35, 567467648), (40, 496534192), (44, 451394720), (55, 361115776), (56, 354667280), (62, 320344640), (64, 310333870), (70, 283733824), (77, 257939840), (80, 248267096), (88, 225697360), (110, 180557888), (112, 177333640), (124, 160172320), (128, 155166935), (140, 141866912), (154, 128969920), (155, 128137856), (160, 124133548), (176, 112848680), (217, 91527040), (220, 90278944), (224, 88666820), (248, 80086160), (280, 70933456), (308, 64484960), (310, 64068928), (320, 62066774), (341, 58244480), (352, 56424340), (385, 51587968), (434, 45763520), (440, 45139472), (448, 44333410), (496, 40043080), (560, 35466728), (616, 32242480), (620, 32034464), (640, 31033387), (682, 29122240), (704, 28212170), (770, 25793984), (868, 22881760), (880, 22569736), (896, 22166705), (992, 20021540), (1085, 18305408), (1120, 17733364), (1232, 16121240), (1240, 16017232), (1364, 14561120), (1408, 14106085), (1540, 12896992), (1705, 11648896), (1736, 11440880), (1760, 11284868), (1984, 10010770), (2170, 9152704), (2240, 8866682), (2387, 8320640), (2464, 8060620), (2480, 8008616), (2728, 7280560), (3080, 6448496), (3410, 5824448), (3472, 5720440), (3520, 5642434), (3968, 5005385), (4340, 4576352), (4480, 4433341), (4774, 4160320), (4928, 4030310), (4960, 4004308), (5456, 3640280), (6160, 3224248), (6820, 2912224), (6944, 2860220), (7040, 2821217), (8680, 2288176), (9548, 2080160), (9856, 2015155), (9920, 2002154), (10912, 1820140), (11935, 1664128), (12320, 1612124), (13001, 1527680), (13640, 1456112), (13888, 1430110), (17360, 1144088), (19096, 1040080), (19840, 1001077), (21824, 910070), (23870, 832064), (24640, 806062), (26002, 763840), (27280, 728056), (27776, 715055), (34720, 572044), (38192, 520040), (43648, 455035), (47740, 416032), (49280, 403031), (52004, 381920), (54560, 364028), (65005, 305536), (69440, 286022), (76384, 260020), (91007, 218240), (95480, 208016), (104008, 190960), (109120, 182014), (130010, 152768), (138880, 143011)]