1551186340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 3619728000

約数和(自身を除く): 2068541660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 227, 349, 356, 445, 454, 698, 890, 908, 979, 1135, 1396, 1745, 1780, 1958, 2270, 2497, 3490, 3839, 3916, 4540, 4895, 4994, 6980, 7678, 9790, 9988, 12485, 15356, 19195, 19580, 20203, 24970, 31061, 38390, 40406, 49940, 62122, 76780, 79223, 80812, 101015, 124244, 155305, 158446, 202030, 222233, 310610, 316892, 341671, 396115, 404060, 444466, 621220, 683342, 792230, 871453, 888932, 1111165, 1366684, 1584460, 1708355, 1742906, 2222330, 3416710, 3485812, 4357265, 4444660, 6833420, 7050847, 8714530, 14101694, 17429060, 28203388, 35254235, 70508470, 77559317, 141016940, 155118634, 310237268, 387796585, 775593170, 1551186340]

約数ペア:

[(1, 1551186340), (2, 775593170), (4, 387796585), (5, 310237268), (10, 155118634), (11, 141016940), (20, 77559317), (22, 70508470), (44, 35254235), (55, 28203388), (89, 17429060), (110, 14101694), (178, 8714530), (220, 7050847), (227, 6833420), (349, 4444660), (356, 4357265), (445, 3485812), (454, 3416710), (698, 2222330), (890, 1742906), (908, 1708355), (979, 1584460), (1135, 1366684), (1396, 1111165), (1745, 888932), (1780, 871453), (1958, 792230), (2270, 683342), (2497, 621220), (3490, 444466), (3839, 404060), (3916, 396115), (4540, 341671), (4895, 316892), (4994, 310610), (6980, 222233), (7678, 202030), (9790, 158446), (9988, 155305), (12485, 124244), (15356, 101015), (19195, 80812), (19580, 79223), (20203, 76780), (24970, 62122), (31061, 49940), (38390, 40406)]