212534080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 112

約数和(自身を含む): 557784000

約数和(自身を除く): 345249920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 499, 605, 704, 880, 968, 998, 1210, 1331, 1760, 1936, 1996, 2420, 2495, 2662, 3520, 3872, 3992, 4840, 4990, 5324, 5489, 6655, 7744, 7984, 9680, 9980, 10648, 10978, 13310, 15968, 19360, 19960, 21296, 21956, 26620, 27445, 31936, 38720, 39920, 42592, 43912, 53240, 54890, 60379, 79840, 85184, 87824, 106480, 109780, 120758, 159680, 175648, 212960, 219560, 241516, 301895, 351296, 425920, 439120, 483032, 603790, 664169, 878240, 966064, 1207580, 1328338, 1756480, 1932128, 2415160, 2656676, 3320845, 3864256, 4830320, 5313352, 6641690, 9660640, 10626704, 13283380, 19321280, 21253408, 26566760, 42506816, 53133520, 106267040, 212534080]

約数ペア:

[(1, 212534080), (2, 106267040), (4, 53133520), (5, 42506816), (8, 26566760), (10, 21253408), (11, 19321280), (16, 13283380), (20, 10626704), (22, 9660640), (32, 6641690), (40, 5313352), (44, 4830320), (55, 3864256), (64, 3320845), (80, 2656676), (88, 2415160), (110, 1932128), (121, 1756480), (160, 1328338), (176, 1207580), (220, 966064), (242, 878240), (320, 664169), (352, 603790), (440, 483032), (484, 439120), (499, 425920), (605, 351296), (704, 301895), (880, 241516), (968, 219560), (998, 212960), (1210, 175648), (1331, 159680), (1760, 120758), (1936, 109780), (1996, 106480), (2420, 87824), (2495, 85184), (2662, 79840), (3520, 60379), (3872, 54890), (3992, 53240), (4840, 43912), (4990, 42592), (5324, 39920), (5489, 38720), (6655, 31936), (7744, 27445), (7984, 26620), (9680, 21956), (9980, 21296), (10648, 19960), (10978, 19360), (13310, 15968)]