257311080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 320

約数和(自身を含む): 960498000

約数和(自身を除く): 703186920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 81, 82, 90, 104, 108, 117, 120, 123, 130, 135, 149, 156, 162, 164, 180, 195, 205, 216, 234, 246, 260, 270, 298, 312, 324, 328, 351, 360, 369, 390, 405, 410, 447, 468, 492, 520, 533, 540, 585, 596, 615, 648, 702, 738, 745, 780, 810, 820, 894, 936, 984, 1053, 1066, 1080, 1107, 1170, 1192, 1230, 1341, 1404, 1476, 1490, 1560, 1599, 1620, 1640, 1755, 1788, 1845, 1937, 2106, 2132, 2214, 2235, 2340, 2460, 2665, 2682, 2808, 2952, 2980, 3198, 3240, 3321, 3510, 3576, 3690, 3874, 4023, 4212, 4264, 4428, 4470, 4680, 4797, 4920, 5265, 5330, 5364, 5535, 5811, 5960, 6109, 6396, 6642, 6705, 7020, 7380, 7748, 7995, 8046, 8424, 8856, 8940, 9594, 9685, 10530, 10660, 10728, 11070, 11622, 12069, 12218, 12792, 13284, 13410, 14040, 14391, 14760, 15496, 15990, 16092, 16605, 17433, 17880, 18327, 19188, 19370, 20115, 21060, 21320, 22140, 23244, 23985, 24138, 24436, 26568, 26820, 28782, 29055, 30545, 31980, 32184, 33210, 34866, 36654, 38376, 38740, 40230, 42120, 43173, 44280, 46488, 47970, 48276, 48872, 52299, 53640, 54981, 57564, 58110, 60345, 61090, 63960, 66420, 69732, 71955, 73308, 77480, 79417, 80460, 86346, 87165, 91635, 95940, 96552, 104598, 109962, 115128, 116220, 120690, 122180, 132840, 139464, 143910, 146616, 156897, 158834, 160920, 164943, 172692, 174330, 183270, 191880, 209196, 215865, 219924, 232440, 238251, 241380, 244360, 261495, 274905, 287820, 313794, 317668, 329886, 345384, 348660, 366540, 397085, 418392, 431730, 439848, 476502, 482760, 494829, 522990, 549810, 575640, 627588, 635336, 659772, 697320, 714753, 733080, 784485, 794170, 824715, 863460, 953004, 989658, 1045980, 1099620, 1191255, 1255176, 1319544, 1429506, 1568970, 1588340, 1649430, 1726920, 1906008, 1979316, 2091960, 2144259, 2199240, 2382510, 2474145, 2859012, 3137940, 3176680, 3298860, 3573765, 3958632, 4288518, 4765020, 4948290, 5718024, 6275880, 6432777, 6597720, 7147530, 8577036, 9530040, 9896580, 10721295, 12865554, 14295060, 17154072, 19793160, 21442590, 25731108, 28590120, 32163885, 42885180, 51462216, 64327770, 85770360, 128655540, 257311080]

約数ペア:

[(1, 257311080), (2, 128655540), (3, 85770360), (4, 64327770), (5, 51462216), (6, 42885180), (8, 32163885), (9, 28590120), (10, 25731108), (12, 21442590), (13, 19793160), (15, 17154072), (18, 14295060), (20, 12865554), (24, 10721295), (26, 9896580), (27, 9530040), (30, 8577036), (36, 7147530), (39, 6597720), (40, 6432777), (41, 6275880), (45, 5718024), (52, 4948290), (54, 4765020), (60, 4288518), (65, 3958632), (72, 3573765), (78, 3298860), (81, 3176680), (82, 3137940), (90, 2859012), (104, 2474145), (108, 2382510), (117, 2199240), (120, 2144259), (123, 2091960), (130, 1979316), (135, 1906008), (149, 1726920), (156, 1649430), (162, 1588340), (164, 1568970), (180, 1429506), (195, 1319544), (205, 1255176), (216, 1191255), (234, 1099620), (246, 1045980), (260, 989658), (270, 953004), (298, 863460), (312, 824715), (324, 794170), (328, 784485), (351, 733080), (360, 714753), (369, 697320), (390, 659772), (405, 635336), (410, 627588), (447, 575640), (468, 549810), (492, 522990), (520, 494829), (533, 482760), (540, 476502), (585, 439848), (596, 431730), (615, 418392), (648, 397085), (702, 366540), (738, 348660), (745, 345384), (780, 329886), (810, 317668), (820, 313794), (894, 287820), (936, 274905), (984, 261495), (1053, 244360), (1066, 241380), (1080, 238251), (1107, 232440), (1170, 219924), (1192, 215865), (1230, 209196), (1341, 191880), (1404, 183270), (1476, 174330), (1490, 172692), (1560, 164943), (1599, 160920), (1620, 158834), (1640, 156897), (1755, 146616), (1788, 143910), (1845, 139464), (1937, 132840), (2106, 122180), (2132, 120690), (2214, 116220), (2235, 115128), (2340, 109962), (2460, 104598), (2665, 96552), (2682, 95940), (2808, 91635), (2952, 87165), (2980, 86346), (3198, 80460), (3240, 79417), (3321, 77480), (3510, 73308), (3576, 71955), (3690, 69732), (3874, 66420), (4023, 63960), (4212, 61090), (4264, 60345), (4428, 58110), (4470, 57564), (4680, 54981), (4797, 53640), (4920, 52299), (5265, 48872), (5330, 48276), (5364, 47970), (5535, 46488), (5811, 44280), (5960, 43173), (6109, 42120), (6396, 40230), (6642, 38740), (6705, 38376), (7020, 36654), (7380, 34866), (7748, 33210), (7995, 32184), (8046, 31980), (8424, 30545), (8856, 29055), (8940, 28782), (9594, 26820), (9685, 26568), (10530, 24436), (10660, 24138), (10728, 23985), (11070, 23244), (11622, 22140), (12069, 21320), (12218, 21060), (12792, 20115), (13284, 19370), (13410, 19188), (14040, 18327), (14391, 17880), (14760, 17433), (15496, 16605), (15990, 16092)]