255318480

素因数分解:

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

素因数の和:128

約数の個数: 300

約数和(自身を含む): 938635236

約数和(自身を除く): 683316756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 41, 45, 48, 54, 60, 62, 72, 80, 81, 82, 90, 93, 108, 120, 123, 124, 135, 144, 155, 162, 164, 180, 186, 205, 216, 240, 246, 248, 270, 279, 310, 324, 328, 360, 369, 372, 405, 410, 432, 465, 492, 496, 540, 558, 615, 620, 648, 656, 720, 738, 744, 810, 820, 837, 930, 961, 984, 1080, 1107, 1116, 1230, 1240, 1271, 1296, 1395, 1476, 1488, 1620, 1640, 1674, 1845, 1860, 1922, 1968, 2160, 2214, 2232, 2460, 2480, 2511, 2542, 2790, 2883, 2952, 3240, 3280, 3321, 3348, 3690, 3720, 3813, 3844, 4185, 4428, 4464, 4805, 4920, 5022, 5084, 5535, 5580, 5766, 5904, 6355, 6480, 6642, 6696, 7380, 7440, 7626, 7688, 8370, 8649, 8856, 9610, 9840, 10044, 10168, 11070, 11160, 11439, 11532, 12555, 12710, 13284, 13392, 14415, 14760, 15252, 15376, 16605, 16740, 17298, 17712, 19065, 19220, 20088, 20336, 22140, 22320, 22878, 23064, 25110, 25420, 25947, 26568, 28830, 29520, 30504, 33210, 33480, 34317, 34596, 38130, 38440, 39401, 40176, 43245, 44280, 45756, 46128, 50220, 50840, 51894, 53136, 57195, 57660, 61008, 66420, 66960, 68634, 69192, 76260, 76880, 77841, 78802, 86490, 88560, 91512, 100440, 101680, 102951, 103788, 114390, 115320, 118203, 129735, 132840, 137268, 138384, 152520, 155682, 157604, 171585, 172980, 183024, 197005, 200880, 205902, 207576, 228780, 230640, 236406, 259470, 265680, 274536, 305040, 311364, 315208, 343170, 345960, 354609, 389205, 394010, 411804, 415152, 457560, 472812, 514755, 518940, 549072, 591015, 622728, 630416, 686340, 691920, 709218, 778410, 788020, 823608, 915120, 945624, 1029510, 1037880, 1063827, 1182030, 1245456, 1372680, 1418436, 1556820, 1576040, 1647216, 1773045, 1891248, 2059020, 2075760, 2127654, 2364060, 2745360, 2836872, 3113640, 3152080, 3191481, 3546090, 4118040, 4255308, 4728120, 5319135, 5673744, 6227280, 6382962, 7092180, 8236080, 8510616, 9456240, 10638270, 12765924, 14184360, 15957405, 17021232, 21276540, 25531848, 28368720, 31914810, 42553080, 51063696, 63829620, 85106160, 127659240, 255318480]

約数ペア:

[(1, 255318480), (2, 127659240), (3, 85106160), (4, 63829620), (5, 51063696), (6, 42553080), (8, 31914810), (9, 28368720), (10, 25531848), (12, 21276540), (15, 17021232), (16, 15957405), (18, 14184360), (20, 12765924), (24, 10638270), (27, 9456240), (30, 8510616), (31, 8236080), (36, 7092180), (40, 6382962), (41, 6227280), (45, 5673744), (48, 5319135), (54, 4728120), (60, 4255308), (62, 4118040), (72, 3546090), (80, 3191481), (81, 3152080), (82, 3113640), (90, 2836872), (93, 2745360), (108, 2364060), (120, 2127654), (123, 2075760), (124, 2059020), (135, 1891248), (144, 1773045), (155, 1647216), (162, 1576040), (164, 1556820), (180, 1418436), (186, 1372680), (205, 1245456), (216, 1182030), (240, 1063827), (246, 1037880), (248, 1029510), (270, 945624), (279, 915120), (310, 823608), (324, 788020), (328, 778410), (360, 709218), (369, 691920), (372, 686340), (405, 630416), (410, 622728), (432, 591015), (465, 549072), (492, 518940), (496, 514755), (540, 472812), (558, 457560), (615, 415152), (620, 411804), (648, 394010), (656, 389205), (720, 354609), (738, 345960), (744, 343170), (810, 315208), (820, 311364), (837, 305040), (930, 274536), (961, 265680), (984, 259470), (1080, 236406), (1107, 230640), (1116, 228780), (1230, 207576), (1240, 205902), (1271, 200880), (1296, 197005), (1395, 183024), (1476, 172980), (1488, 171585), (1620, 157604), (1640, 155682), (1674, 152520), (1845, 138384), (1860, 137268), (1922, 132840), (1968, 129735), (2160, 118203), (2214, 115320), (2232, 114390), (2460, 103788), (2480, 102951), (2511, 101680), (2542, 100440), (2790, 91512), (2883, 88560), (2952, 86490), (3240, 78802), (3280, 77841), (3321, 76880), (3348, 76260), (3690, 69192), (3720, 68634), (3813, 66960), (3844, 66420), (4185, 61008), (4428, 57660), (4464, 57195), (4805, 53136), (4920, 51894), (5022, 50840), (5084, 50220), (5535, 46128), (5580, 45756), (5766, 44280), (5904, 43245), (6355, 40176), (6480, 39401), (6642, 38440), (6696, 38130), (7380, 34596), (7440, 34317), (7626, 33480), (7688, 33210), (8370, 30504), (8649, 29520), (8856, 28830), (9610, 26568), (9840, 25947), (10044, 25420), (10168, 25110), (11070, 23064), (11160, 22878), (11439, 22320), (11532, 22140), (12555, 20336), (12710, 20088), (13284, 19220), (13392, 19065), (14415, 17712), (14760, 17298), (15252, 16740), (15376, 16605)]