31622580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15971}}^1$

素因数の和:15997

約数の個数: 72

約数和(自身を含む): 104648544

約数和(自身を除く): 73025964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15971, 31942, 47913, 63884, 79855, 95826, 143739, 159710, 175681, 191652, 239565, 287478, 319420, 351362, 479130, 527043, 574956, 702724, 718695, 878405, 958260, 1054086, 1437390, 1581129, 1756810, 2108172, 2635215, 2874780, 3162258, 3513620, 5270430, 6324516, 7905645, 10540860, 15811290, 31622580]

約数ペア:

[(1, 31622580), (2, 15811290), (3, 10540860), (4, 7905645), (5, 6324516), (6, 5270430), (9, 3513620), (10, 3162258), (11, 2874780), (12, 2635215), (15, 2108172), (18, 1756810), (20, 1581129), (22, 1437390), (30, 1054086), (33, 958260), (36, 878405), (44, 718695), (45, 702724), (55, 574956), (60, 527043), (66, 479130), (90, 351362), (99, 319420), (110, 287478), (132, 239565), (165, 191652), (180, 175681), (198, 159710), (220, 143739), (330, 95826), (396, 79855), (495, 63884), (660, 47913), (990, 31942), (1980, 15971)]