61426980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1031}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 187072704

約数和(自身を除く): 125645724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1031, 1324, 1655, 1986, 2062, 2979, 3093, 3310, 3972, 4124, 4965, 5155, 5958, 6186, 6620, 9279, 9930, 10310, 11916, 12372, 14895, 15465, 18558, 19860, 20620, 29790, 30930, 37116, 46395, 59580, 61860, 92790, 185580, 341261, 682522, 1023783, 1365044, 1706305, 2047566, 3071349, 3412610, 4095132, 5118915, 6142698, 6825220, 10237830, 12285396, 15356745, 20475660, 30713490, 61426980]

約数ペア:

[(1, 61426980), (2, 30713490), (3, 20475660), (4, 15356745), (5, 12285396), (6, 10237830), (9, 6825220), (10, 6142698), (12, 5118915), (15, 4095132), (18, 3412610), (20, 3071349), (30, 2047566), (36, 1706305), (45, 1365044), (60, 1023783), (90, 682522), (180, 341261), (331, 185580), (662, 92790), (993, 61860), (1031, 59580), (1324, 46395), (1655, 37116), (1986, 30930), (2062, 29790), (2979, 20620), (3093, 19860), (3310, 18558), (3972, 15465), (4124, 14895), (4965, 12372), (5155, 11916), (5958, 10310), (6186, 9930), (6620, 9279)]