212626980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7247}}^1$

素因数の和:7425

約数の個数: 72

約数和(自身を含む): 649014912

約数和(自身を除く): 436387932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4890, 5868, 7247, 7335, 9780, 14494, 14670, 21741, 28988, 29340, 36235, 43482, 65223, 72470, 86964, 108705, 130446, 144940, 217410, 260892, 326115, 434820, 652230, 1181261, 1304460, 2362522, 3543783, 4725044, 5906305, 7087566, 10631349, 11812610, 14175132, 17718915, 21262698, 23625220, 35437830, 42525396, 53156745, 70875660, 106313490, 212626980]

約数ペア:

[(1, 212626980), (2, 106313490), (3, 70875660), (4, 53156745), (5, 42525396), (6, 35437830), (9, 23625220), (10, 21262698), (12, 17718915), (15, 14175132), (18, 11812610), (20, 10631349), (30, 7087566), (36, 5906305), (45, 4725044), (60, 3543783), (90, 2362522), (163, 1304460), (180, 1181261), (326, 652230), (489, 434820), (652, 326115), (815, 260892), (978, 217410), (1467, 144940), (1630, 130446), (1956, 108705), (2445, 86964), (2934, 72470), (3260, 65223), (4890, 43482), (5868, 36235), (7247, 29340), (7335, 28988), (9780, 21741), (14494, 14670)]