65478480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2503}}^1$

素因数の和:2628

約数の個数: 80

約数和(自身を含む): 204927360

約数和(自身を除く): 139448880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2503, 2616, 3270, 4360, 5006, 5232, 6540, 7509, 8720, 10012, 12515, 13080, 15018, 20024, 25030, 26160, 30036, 37545, 40048, 50060, 60072, 75090, 100120, 120144, 150180, 200240, 272827, 300360, 545654, 600720, 818481, 1091308, 1364135, 1636962, 2182616, 2728270, 3273924, 4092405, 4365232, 5456540, 6547848, 8184810, 10913080, 13095696, 16369620, 21826160, 32739240, 65478480]

約数ペア:

[(1, 65478480), (2, 32739240), (3, 21826160), (4, 16369620), (5, 13095696), (6, 10913080), (8, 8184810), (10, 6547848), (12, 5456540), (15, 4365232), (16, 4092405), (20, 3273924), (24, 2728270), (30, 2182616), (40, 1636962), (48, 1364135), (60, 1091308), (80, 818481), (109, 600720), (120, 545654), (218, 300360), (240, 272827), (327, 200240), (436, 150180), (545, 120144), (654, 100120), (872, 75090), (1090, 60072), (1308, 50060), (1635, 40048), (1744, 37545), (2180, 30036), (2503, 26160), (2616, 25030), (3270, 20024), (4360, 15018), (5006, 13080), (5232, 12515), (6540, 10012), (7509, 8720)]