79971120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1147

約数の個数: 120

約数和(自身を含む): 271299600

約数和(自身を除く): 191328480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 545, 654, 720, 872, 981, 1019, 1090, 1308, 1635, 1744, 1962, 2038, 2180, 2616, 3057, 3270, 3924, 4076, 4360, 4905, 5095, 5232, 6114, 6540, 7848, 8152, 8720, 9171, 9810, 10190, 12228, 13080, 15285, 15696, 16304, 18342, 19620, 20380, 24456, 26160, 30570, 36684, 39240, 40760, 45855, 48912, 61140, 73368, 78480, 81520, 91710, 111071, 122280, 146736, 183420, 222142, 244560, 333213, 366840, 444284, 555355, 666426, 733680, 888568, 999639, 1110710, 1332852, 1666065, 1777136, 1999278, 2221420, 2665704, 3332130, 3998556, 4442840, 4998195, 5331408, 6664260, 7997112, 8885680, 9996390, 13328520, 15994224, 19992780, 26657040, 39985560, 79971120]

約数ペア:

[(1, 79971120), (2, 39985560), (3, 26657040), (4, 19992780), (5, 15994224), (6, 13328520), (8, 9996390), (9, 8885680), (10, 7997112), (12, 6664260), (15, 5331408), (16, 4998195), (18, 4442840), (20, 3998556), (24, 3332130), (30, 2665704), (36, 2221420), (40, 1999278), (45, 1777136), (48, 1666065), (60, 1332852), (72, 1110710), (80, 999639), (90, 888568), (109, 733680), (120, 666426), (144, 555355), (180, 444284), (218, 366840), (240, 333213), (327, 244560), (360, 222142), (436, 183420), (545, 146736), (654, 122280), (720, 111071), (872, 91710), (981, 81520), (1019, 78480), (1090, 73368), (1308, 61140), (1635, 48912), (1744, 45855), (1962, 40760), (2038, 39240), (2180, 36684), (2616, 30570), (3057, 26160), (3270, 24456), (3924, 20380), (4076, 19620), (4360, 18342), (4905, 16304), (5095, 15696), (5232, 15285), (6114, 13080), (6540, 12228), (7848, 10190), (8152, 9810), (8720, 9171)]