71652780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12841}}^1$

素因数の和:12887

約数の個数: 72

約数和(自身を含む): 224375424

約数和(自身を除く): 152722644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 12841, 25682, 38523, 51364, 64205, 77046, 115569, 128410, 154092, 192615, 231138, 256820, 385230, 398071, 462276, 577845, 770460, 796142, 1155690, 1194213, 1592284, 1990355, 2311380, 2388426, 3582639, 3980710, 4776852, 5971065, 7165278, 7961420, 11942130, 14330556, 17913195, 23884260, 35826390, 71652780]

約数ペア:

[(1, 71652780), (2, 35826390), (3, 23884260), (4, 17913195), (5, 14330556), (6, 11942130), (9, 7961420), (10, 7165278), (12, 5971065), (15, 4776852), (18, 3980710), (20, 3582639), (30, 2388426), (31, 2311380), (36, 1990355), (45, 1592284), (60, 1194213), (62, 1155690), (90, 796142), (93, 770460), (124, 577845), (155, 462276), (180, 398071), (186, 385230), (279, 256820), (310, 231138), (372, 192615), (465, 154092), (558, 128410), (620, 115569), (930, 77046), (1116, 64205), (1395, 51364), (1860, 38523), (2790, 25682), (5580, 12841)]