145254420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13229}}^1$

素因数の和:13305

約数の個数: 72

約数和(自身を含む): 447861960

約数和(自身を除く): 302607540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 13229, 26458, 39687, 52916, 66145, 79374, 119061, 132290, 158748, 198435, 238122, 264580, 396870, 476244, 595305, 793740, 806969, 1190610, 1613938, 2381220, 2420907, 3227876, 4034845, 4841814, 7262721, 8069690, 9683628, 12104535, 14525442, 16139380, 24209070, 29050884, 36313605, 48418140, 72627210, 145254420]

約数ペア:

[(1, 145254420), (2, 72627210), (3, 48418140), (4, 36313605), (5, 29050884), (6, 24209070), (9, 16139380), (10, 14525442), (12, 12104535), (15, 9683628), (18, 8069690), (20, 7262721), (30, 4841814), (36, 4034845), (45, 3227876), (60, 2420907), (61, 2381220), (90, 1613938), (122, 1190610), (180, 806969), (183, 793740), (244, 595305), (305, 476244), (366, 396870), (549, 264580), (610, 238122), (732, 198435), (915, 158748), (1098, 132290), (1220, 119061), (1830, 79374), (2196, 66145), (2745, 52916), (3660, 39687), (5490, 26458), (10980, 13229)]