127891920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 431222400

約数和(自身を除く): 303330480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 179, 195, 208, 229, 240, 260, 312, 358, 390, 458, 520, 537, 624, 687, 716, 780, 895, 916, 1040, 1074, 1145, 1374, 1432, 1560, 1790, 1832, 2148, 2290, 2327, 2685, 2748, 2864, 2977, 3120, 3435, 3580, 3664, 4296, 4580, 4654, 5370, 5496, 5954, 6870, 6981, 7160, 8592, 8931, 9160, 9308, 10740, 10992, 11635, 11908, 13740, 13962, 14320, 14885, 17862, 18320, 18616, 21480, 23270, 23816, 27480, 27924, 29770, 34905, 35724, 37232, 40991, 42960, 44655, 46540, 47632, 54960, 55848, 59540, 69810, 71448, 81982, 89310, 93080, 111696, 119080, 122973, 139620, 142896, 163964, 178620, 186160, 204955, 238160, 245946, 279240, 327928, 357240, 409910, 491892, 532883, 558480, 614865, 655856, 714480, 819820, 983784, 1065766, 1229730, 1598649, 1639640, 1967568, 2131532, 2459460, 2664415, 3197298, 3279280, 4263064, 4918920, 5328830, 6394596, 7993245, 8526128, 9837840, 10657660, 12789192, 15986490, 21315320, 25578384, 31972980, 42630640, 63945960, 127891920]

約数ペア:

[(1, 127891920), (2, 63945960), (3, 42630640), (4, 31972980), (5, 25578384), (6, 21315320), (8, 15986490), (10, 12789192), (12, 10657660), (13, 9837840), (15, 8526128), (16, 7993245), (20, 6394596), (24, 5328830), (26, 4918920), (30, 4263064), (39, 3279280), (40, 3197298), (48, 2664415), (52, 2459460), (60, 2131532), (65, 1967568), (78, 1639640), (80, 1598649), (104, 1229730), (120, 1065766), (130, 983784), (156, 819820), (179, 714480), (195, 655856), (208, 614865), (229, 558480), (240, 532883), (260, 491892), (312, 409910), (358, 357240), (390, 327928), (458, 279240), (520, 245946), (537, 238160), (624, 204955), (687, 186160), (716, 178620), (780, 163964), (895, 142896), (916, 139620), (1040, 122973), (1074, 119080), (1145, 111696), (1374, 93080), (1432, 89310), (1560, 81982), (1790, 71448), (1832, 69810), (2148, 59540), (2290, 55848), (2327, 54960), (2685, 47632), (2748, 46540), (2864, 44655), (2977, 42960), (3120, 40991), (3435, 37232), (3580, 35724), (3664, 34905), (4296, 29770), (4580, 27924), (4654, 27480), (5370, 23816), (5496, 23270), (5954, 21480), (6870, 18616), (6981, 18320), (7160, 17862), (8592, 14885), (8931, 14320), (9160, 13962), (9308, 13740), (10740, 11908), (10992, 11635)]