255230640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:684

約数の個数: 240

約数和(自身を含む): 992347200

約数和(自身を除く): 737116560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 144, 168, 178, 180, 210, 240, 252, 267, 280, 315, 336, 356, 360, 420, 445, 504, 534, 560, 569, 623, 630, 712, 720, 801, 840, 890, 1008, 1068, 1138, 1246, 1260, 1335, 1424, 1602, 1680, 1707, 1780, 1869, 2136, 2276, 2492, 2520, 2670, 2845, 3115, 3204, 3414, 3560, 3738, 3983, 4005, 4272, 4552, 4984, 5040, 5121, 5340, 5607, 5690, 6230, 6408, 6828, 7120, 7476, 7966, 8010, 8535, 9104, 9345, 9968, 10242, 10680, 11214, 11380, 11949, 12460, 12816, 13656, 14952, 15932, 16020, 17070, 18690, 19915, 20484, 21360, 22428, 22760, 23898, 24920, 25605, 27312, 28035, 29904, 31864, 32040, 34140, 35847, 37380, 39830, 40968, 44856, 45520, 47796, 49840, 50641, 51210, 56070, 59745, 63728, 64080, 68280, 71694, 74760, 79660, 81936, 89712, 95592, 101282, 102420, 112140, 119490, 136560, 143388, 149520, 151923, 159320, 179235, 191184, 202564, 204840, 224280, 238980, 253205, 286776, 303846, 318640, 354487, 358470, 405128, 409680, 448560, 455769, 477960, 506410, 573552, 607692, 708974, 716940, 759615, 810256, 911538, 955920, 1012820, 1063461, 1215384, 1417948, 1433880, 1519230, 1772435, 1823076, 2025640, 2126922, 2278845, 2430768, 2835896, 2867760, 3038460, 3190383, 3544870, 3646152, 4051280, 4253844, 4557690, 5317305, 5671792, 6076920, 6380766, 7089740, 7292304, 8507688, 9115380, 10634610, 12153840, 12761532, 14179480, 15951915, 17015376, 18230760, 21269220, 25523064, 28358960, 31903830, 36461520, 42538440, 51046128, 63807660, 85076880, 127615320, 255230640]

約数ペア:

[(1, 255230640), (2, 127615320), (3, 85076880), (4, 63807660), (5, 51046128), (6, 42538440), (7, 36461520), (8, 31903830), (9, 28358960), (10, 25523064), (12, 21269220), (14, 18230760), (15, 17015376), (16, 15951915), (18, 14179480), (20, 12761532), (21, 12153840), (24, 10634610), (28, 9115380), (30, 8507688), (35, 7292304), (36, 7089740), (40, 6380766), (42, 6076920), (45, 5671792), (48, 5317305), (56, 4557690), (60, 4253844), (63, 4051280), (70, 3646152), (72, 3544870), (80, 3190383), (84, 3038460), (89, 2867760), (90, 2835896), (105, 2430768), (112, 2278845), (120, 2126922), (126, 2025640), (140, 1823076), (144, 1772435), (168, 1519230), (178, 1433880), (180, 1417948), (210, 1215384), (240, 1063461), (252, 1012820), (267, 955920), (280, 911538), (315, 810256), (336, 759615), (356, 716940), (360, 708974), (420, 607692), (445, 573552), (504, 506410), (534, 477960), (560, 455769), (569, 448560), (623, 409680), (630, 405128), (712, 358470), (720, 354487), (801, 318640), (840, 303846), (890, 286776), (1008, 253205), (1068, 238980), (1138, 224280), (1246, 204840), (1260, 202564), (1335, 191184), (1424, 179235), (1602, 159320), (1680, 151923), (1707, 149520), (1780, 143388), (1869, 136560), (2136, 119490), (2276, 112140), (2492, 102420), (2520, 101282), (2670, 95592), (2845, 89712), (3115, 81936), (3204, 79660), (3414, 74760), (3560, 71694), (3738, 68280), (3983, 64080), (4005, 63728), (4272, 59745), (4552, 56070), (4984, 51210), (5040, 50641), (5121, 49840), (5340, 47796), (5607, 45520), (5690, 44856), (6230, 40968), (6408, 39830), (6828, 37380), (7120, 35847), (7476, 34140), (7966, 32040), (8010, 31864), (8535, 29904), (9104, 28035), (9345, 27312), (9968, 25605), (10242, 24920), (10680, 23898), (11214, 22760), (11380, 22428), (11949, 21360), (12460, 20484), (12816, 19915), (13656, 18690), (14952, 17070), (15932, 16020)]