210376540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 503838720

約数和(自身を除く): 293462180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 109, 110, 124, 155, 218, 220, 283, 310, 341, 436, 545, 566, 620, 682, 1090, 1132, 1199, 1364, 1415, 1705, 2180, 2398, 2830, 3113, 3379, 3410, 4796, 5660, 5995, 6226, 6758, 6820, 8773, 11990, 12452, 13516, 15565, 16895, 17546, 23980, 30847, 31130, 33790, 35092, 37169, 43865, 61694, 62260, 67580, 74338, 87730, 96503, 123388, 148676, 154235, 175460, 185845, 193006, 308470, 339317, 371690, 386012, 482515, 616940, 678634, 743380, 956257, 965030, 1357268, 1696585, 1912514, 1930060, 3393170, 3825028, 4781285, 6786340, 9562570, 10518827, 19125140, 21037654, 42075308, 52594135, 105188270, 210376540]

約数ペア:

[(1, 210376540), (2, 105188270), (4, 52594135), (5, 42075308), (10, 21037654), (11, 19125140), (20, 10518827), (22, 9562570), (31, 6786340), (44, 4781285), (55, 3825028), (62, 3393170), (109, 1930060), (110, 1912514), (124, 1696585), (155, 1357268), (218, 965030), (220, 956257), (283, 743380), (310, 678634), (341, 616940), (436, 482515), (545, 386012), (566, 371690), (620, 339317), (682, 308470), (1090, 193006), (1132, 185845), (1199, 175460), (1364, 154235), (1415, 148676), (1705, 123388), (2180, 96503), (2398, 87730), (2830, 74338), (3113, 67580), (3379, 62260), (3410, 61694), (4796, 43865), (5660, 37169), (5995, 35092), (6226, 33790), (6758, 31130), (6820, 30847), (8773, 23980), (11990, 17546), (12452, 16895), (13516, 15565)]