948552880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 2612332800

約数和(自身を除く): 1663779920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 31, 40, 44, 55, 58, 62, 80, 88, 109, 110, 116, 121, 124, 145, 155, 176, 218, 220, 232, 242, 248, 290, 310, 319, 341, 436, 440, 464, 484, 496, 545, 580, 605, 620, 638, 682, 872, 880, 899, 968, 1090, 1160, 1199, 1210, 1240, 1276, 1364, 1595, 1705, 1744, 1798, 1936, 2180, 2320, 2398, 2420, 2480, 2552, 2728, 3161, 3190, 3379, 3410, 3509, 3596, 3751, 4360, 4495, 4796, 4840, 5104, 5456, 5995, 6322, 6380, 6758, 6820, 7018, 7192, 7502, 8720, 8990, 9592, 9680, 9889, 11990, 12644, 12760, 13189, 13516, 13640, 14036, 14384, 15004, 15805, 16895, 17545, 17980, 18755, 19184, 19778, 23980, 25288, 25520, 26378, 27032, 27280, 28072, 30008, 31610, 33790, 34771, 35090, 35960, 37169, 37510, 39556, 47960, 49445, 50576, 52756, 54064, 56144, 60016, 63220, 65945, 67580, 69542, 70180, 71920, 74338, 75020, 79112, 95920, 97991, 98890, 105512, 108779, 126440, 131890, 135160, 139084, 140360, 148676, 150040, 158224, 173855, 185845, 195982, 197780, 211024, 217558, 252880, 263780, 270320, 278168, 280720, 297352, 300080, 347710, 371690, 382481, 391964, 395560, 408859, 435116, 489955, 527560, 543895, 556336, 594704, 695420, 743380, 764962, 783928, 791120, 817718, 870232, 979910, 1055120, 1077901, 1087790, 1390840, 1486760, 1529924, 1567856, 1635436, 1740464, 1912405, 1959820, 2044295, 2155802, 2175580, 2781680, 2973520, 3059848, 3270872, 3824810, 3919640, 4088590, 4311604, 4351160, 5389505, 6119696, 6541744, 7649620, 7839280, 8177180, 8623208, 8702320, 10779010, 11856911, 15299240, 16354360, 17246416, 21558020, 23713822, 30598480, 32708720, 43116040, 47427644, 59284555, 86232080, 94855288, 118569110, 189710576, 237138220, 474276440, 948552880]

約数ペア:

[(1, 948552880), (2, 474276440), (4, 237138220), (5, 189710576), (8, 118569110), (10, 94855288), (11, 86232080), (16, 59284555), (20, 47427644), (22, 43116040), (29, 32708720), (31, 30598480), (40, 23713822), (44, 21558020), (55, 17246416), (58, 16354360), (62, 15299240), (80, 11856911), (88, 10779010), (109, 8702320), (110, 8623208), (116, 8177180), (121, 7839280), (124, 7649620), (145, 6541744), (155, 6119696), (176, 5389505), (218, 4351160), (220, 4311604), (232, 4088590), (242, 3919640), (248, 3824810), (290, 3270872), (310, 3059848), (319, 2973520), (341, 2781680), (436, 2175580), (440, 2155802), (464, 2044295), (484, 1959820), (496, 1912405), (545, 1740464), (580, 1635436), (605, 1567856), (620, 1529924), (638, 1486760), (682, 1390840), (872, 1087790), (880, 1077901), (899, 1055120), (968, 979910), (1090, 870232), (1160, 817718), (1199, 791120), (1210, 783928), (1240, 764962), (1276, 743380), (1364, 695420), (1595, 594704), (1705, 556336), (1744, 543895), (1798, 527560), (1936, 489955), (2180, 435116), (2320, 408859), (2398, 395560), (2420, 391964), (2480, 382481), (2552, 371690), (2728, 347710), (3161, 300080), (3190, 297352), (3379, 280720), (3410, 278168), (3509, 270320), (3596, 263780), (3751, 252880), (4360, 217558), (4495, 211024), (4796, 197780), (4840, 195982), (5104, 185845), (5456, 173855), (5995, 158224), (6322, 150040), (6380, 148676), (6758, 140360), (6820, 139084), (7018, 135160), (7192, 131890), (7502, 126440), (8720, 108779), (8990, 105512), (9592, 98890), (9680, 97991), (9889, 95920), (11990, 79112), (12644, 75020), (12760, 74338), (13189, 71920), (13516, 70180), (13640, 69542), (14036, 67580), (14384, 65945), (15004, 63220), (15805, 60016), (16895, 56144), (17545, 54064), (17980, 52756), (18755, 50576), (19184, 49445), (19778, 47960), (23980, 39556), (25288, 37510), (25520, 37169), (26378, 35960), (27032, 35090), (27280, 34771), (28072, 33790), (30008, 31610)]