64591380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{51263}}^1$

素因数の和:51285

約数の個数: 72

約数和(自身を含む): 223921152

約数和(自身を除く): 159329772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 51263, 102526, 153789, 205052, 256315, 307578, 358841, 461367, 512630, 615156, 717682, 768945, 922734, 1025260, 1076523, 1435364, 1537890, 1794205, 1845468, 2153046, 2306835, 3075780, 3229569, 3588410, 4306092, 4613670, 5382615, 6459138, 7176820, 9227340, 10765230, 12918276, 16147845, 21530460, 32295690, 64591380]

約数ペア:

[(1, 64591380), (2, 32295690), (3, 21530460), (4, 16147845), (5, 12918276), (6, 10765230), (7, 9227340), (9, 7176820), (10, 6459138), (12, 5382615), (14, 4613670), (15, 4306092), (18, 3588410), (20, 3229569), (21, 3075780), (28, 2306835), (30, 2153046), (35, 1845468), (36, 1794205), (42, 1537890), (45, 1435364), (60, 1076523), (63, 1025260), (70, 922734), (84, 768945), (90, 717682), (105, 615156), (126, 512630), (140, 461367), (180, 358841), (210, 307578), (252, 256315), (315, 205052), (420, 153789), (630, 102526), (1260, 51263)]