168839640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 600431040

約数和(自身を除く): 431591400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 41, 45, 54, 60, 62, 72, 81, 82, 90, 93, 108, 120, 123, 124, 135, 155, 162, 164, 180, 186, 205, 216, 246, 248, 270, 279, 310, 324, 328, 360, 369, 372, 405, 410, 465, 492, 540, 558, 615, 620, 648, 738, 744, 810, 820, 837, 930, 984, 1080, 1107, 1116, 1230, 1240, 1271, 1395, 1476, 1620, 1640, 1674, 1681, 1845, 1860, 2214, 2232, 2460, 2511, 2542, 2790, 2952, 3240, 3321, 3348, 3362, 3690, 3720, 3813, 4185, 4428, 4920, 5022, 5043, 5084, 5535, 5580, 6355, 6642, 6696, 6724, 7380, 7626, 8370, 8405, 8856, 10044, 10086, 10168, 11070, 11160, 11439, 12555, 12710, 13284, 13448, 14760, 15129, 15252, 16605, 16740, 16810, 19065, 20088, 20172, 22140, 22878, 25110, 25215, 25420, 26568, 30258, 30504, 33210, 33480, 33620, 34317, 38130, 40344, 44280, 45387, 45756, 50220, 50430, 50840, 52111, 57195, 60516, 66420, 67240, 68634, 75645, 76260, 90774, 91512, 100440, 100860, 102951, 104222, 114390, 121032, 132840, 136161, 137268, 151290, 152520, 156333, 171585, 181548, 201720, 205902, 208444, 226935, 228780, 260555, 272322, 274536, 302580, 312666, 343170, 363096, 411804, 416888, 453870, 457560, 468999, 514755, 521110, 544644, 605160, 625332, 680805, 686340, 781665, 823608, 907740, 937998, 1029510, 1042220, 1089288, 1250664, 1361610, 1372680, 1406997, 1563330, 1815480, 1875996, 2059020, 2084440, 2344995, 2723220, 2813994, 3126660, 3751992, 4118040, 4220991, 4689990, 5446440, 5627988, 6253320, 7034985, 8441982, 9379980, 11255976, 14069970, 16883964, 18759960, 21104955, 28139940, 33767928, 42209910, 56279880, 84419820, 168839640]

約数ペア:

[(1, 168839640), (2, 84419820), (3, 56279880), (4, 42209910), (5, 33767928), (6, 28139940), (8, 21104955), (9, 18759960), (10, 16883964), (12, 14069970), (15, 11255976), (18, 9379980), (20, 8441982), (24, 7034985), (27, 6253320), (30, 5627988), (31, 5446440), (36, 4689990), (40, 4220991), (41, 4118040), (45, 3751992), (54, 3126660), (60, 2813994), (62, 2723220), (72, 2344995), (81, 2084440), (82, 2059020), (90, 1875996), (93, 1815480), (108, 1563330), (120, 1406997), (123, 1372680), (124, 1361610), (135, 1250664), (155, 1089288), (162, 1042220), (164, 1029510), (180, 937998), (186, 907740), (205, 823608), (216, 781665), (246, 686340), (248, 680805), (270, 625332), (279, 605160), (310, 544644), (324, 521110), (328, 514755), (360, 468999), (369, 457560), (372, 453870), (405, 416888), (410, 411804), (465, 363096), (492, 343170), (540, 312666), (558, 302580), (615, 274536), (620, 272322), (648, 260555), (738, 228780), (744, 226935), (810, 208444), (820, 205902), (837, 201720), (930, 181548), (984, 171585), (1080, 156333), (1107, 152520), (1116, 151290), (1230, 137268), (1240, 136161), (1271, 132840), (1395, 121032), (1476, 114390), (1620, 104222), (1640, 102951), (1674, 100860), (1681, 100440), (1845, 91512), (1860, 90774), (2214, 76260), (2232, 75645), (2460, 68634), (2511, 67240), (2542, 66420), (2790, 60516), (2952, 57195), (3240, 52111), (3321, 50840), (3348, 50430), (3362, 50220), (3690, 45756), (3720, 45387), (3813, 44280), (4185, 40344), (4428, 38130), (4920, 34317), (5022, 33620), (5043, 33480), (5084, 33210), (5535, 30504), (5580, 30258), (6355, 26568), (6642, 25420), (6696, 25215), (6724, 25110), (7380, 22878), (7626, 22140), (8370, 20172), (8405, 20088), (8856, 19065), (10044, 16810), (10086, 16740), (10168, 16605), (11070, 15252), (11160, 15129), (11439, 14760), (12555, 13448), (12710, 13284)]