129857760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2961

約数の個数: 144

約数和(自身を含む): 457591680

約数和(自身を除く): 327733920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2909, 2976, 3720, 4464, 4960, 5580, 5818, 7440, 8727, 8928, 11160, 11636, 14545, 14880, 17454, 22320, 23272, 26181, 29090, 34908, 43635, 44640, 46544, 52362, 58180, 69816, 87270, 90179, 93088, 104724, 116360, 130905, 139632, 174540, 180358, 209448, 232720, 261810, 270537, 279264, 349080, 360716, 418896, 450895, 465440, 523620, 541074, 698160, 721432, 811611, 837792, 901790, 1047240, 1082148, 1352685, 1396320, 1442864, 1623222, 1803580, 2094480, 2164296, 2705370, 2885728, 3246444, 3607160, 4058055, 4188960, 4328592, 5410740, 6492888, 7214320, 8116110, 8657184, 10821480, 12985776, 14428640, 16232220, 21642960, 25971552, 32464440, 43285920, 64928880, 129857760]

約数ペア:

[(1, 129857760), (2, 64928880), (3, 43285920), (4, 32464440), (5, 25971552), (6, 21642960), (8, 16232220), (9, 14428640), (10, 12985776), (12, 10821480), (15, 8657184), (16, 8116110), (18, 7214320), (20, 6492888), (24, 5410740), (30, 4328592), (31, 4188960), (32, 4058055), (36, 3607160), (40, 3246444), (45, 2885728), (48, 2705370), (60, 2164296), (62, 2094480), (72, 1803580), (80, 1623222), (90, 1442864), (93, 1396320), (96, 1352685), (120, 1082148), (124, 1047240), (144, 901790), (155, 837792), (160, 811611), (180, 721432), (186, 698160), (240, 541074), (248, 523620), (279, 465440), (288, 450895), (310, 418896), (360, 360716), (372, 349080), (465, 279264), (480, 270537), (496, 261810), (558, 232720), (620, 209448), (720, 180358), (744, 174540), (930, 139632), (992, 130905), (1116, 116360), (1240, 104724), (1395, 93088), (1440, 90179), (1488, 87270), (1860, 69816), (2232, 58180), (2480, 52362), (2790, 46544), (2909, 44640), (2976, 43635), (3720, 34908), (4464, 29090), (4960, 26181), (5580, 23272), (5818, 22320), (7440, 17454), (8727, 14880), (8928, 14545), (11160, 11636)]