64121220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{39581}}^1$

素因数の和:39602

約数の個数: 60

約数和(自身を含む): 201155724

約数和(自身を除く): 137034504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 39581, 79162, 118743, 158324, 197905, 237486, 356229, 395810, 474972, 593715, 712458, 791620, 1068687, 1187430, 1424916, 1781145, 2137374, 2374860, 3206061, 3562290, 4274748, 5343435, 6412122, 7124580, 10686870, 12824244, 16030305, 21373740, 32060610, 64121220]

約数ペア:

[(1, 64121220), (2, 32060610), (3, 21373740), (4, 16030305), (5, 12824244), (6, 10686870), (9, 7124580), (10, 6412122), (12, 5343435), (15, 4274748), (18, 3562290), (20, 3206061), (27, 2374860), (30, 2137374), (36, 1781145), (45, 1424916), (54, 1187430), (60, 1068687), (81, 791620), (90, 712458), (108, 593715), (135, 474972), (162, 395810), (180, 356229), (270, 237486), (324, 197905), (405, 158324), (540, 118743), (810, 79162), (1620, 39581)]