12988260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 40098240

約数和(自身を除く): 27109980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1223, 1770, 2124, 2446, 2655, 3540, 3669, 4892, 5310, 6115, 7338, 10620, 11007, 12230, 14676, 18345, 22014, 24460, 36690, 44028, 55035, 72157, 73380, 110070, 144314, 216471, 220140, 288628, 360785, 432942, 649413, 721570, 865884, 1082355, 1298826, 1443140, 2164710, 2597652, 3247065, 4329420, 6494130, 12988260]

約数ペア:

[(1, 12988260), (2, 6494130), (3, 4329420), (4, 3247065), (5, 2597652), (6, 2164710), (9, 1443140), (10, 1298826), (12, 1082355), (15, 865884), (18, 721570), (20, 649413), (30, 432942), (36, 360785), (45, 288628), (59, 220140), (60, 216471), (90, 144314), (118, 110070), (177, 73380), (180, 72157), (236, 55035), (295, 44028), (354, 36690), (531, 24460), (590, 22014), (708, 18345), (885, 14676), (1062, 12230), (1180, 11007), (1223, 10620), (1770, 7338), (2124, 6115), (2446, 5310), (2655, 4892), (3540, 3669)]