218566040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2505

約数の個数: 128

約数和(自身を含む): 634521600

約数和(自身を除く): 415955560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 88, 110, 116, 140, 145, 154, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 580, 616, 638, 770, 812, 1015, 1160, 1276, 1540, 1595, 1624, 2030, 2233, 2447, 2552, 3080, 3190, 4060, 4466, 4894, 6380, 8120, 8932, 9788, 11165, 12235, 12760, 17129, 17864, 19576, 22330, 24470, 26917, 34258, 44660, 48940, 53834, 68516, 70963, 85645, 89320, 97880, 107668, 134585, 137032, 141926, 171290, 188419, 215336, 269170, 283852, 342580, 354815, 376838, 496741, 538340, 567704, 685160, 709630, 753676, 780593, 942095, 993482, 1076680, 1419260, 1507352, 1561186, 1884190, 1986964, 2483705, 2838520, 3122372, 3768380, 3902965, 3973928, 4967410, 5464151, 6244744, 7536760, 7805930, 9934820, 10928302, 15611860, 19869640, 21856604, 27320755, 31223720, 43713208, 54641510, 109283020, 218566040]

約数ペア:

[(1, 218566040), (2, 109283020), (4, 54641510), (5, 43713208), (7, 31223720), (8, 27320755), (10, 21856604), (11, 19869640), (14, 15611860), (20, 10928302), (22, 9934820), (28, 7805930), (29, 7536760), (35, 6244744), (40, 5464151), (44, 4967410), (55, 3973928), (56, 3902965), (58, 3768380), (70, 3122372), (77, 2838520), (88, 2483705), (110, 1986964), (116, 1884190), (140, 1561186), (145, 1507352), (154, 1419260), (203, 1076680), (220, 993482), (232, 942095), (280, 780593), (290, 753676), (308, 709630), (319, 685160), (385, 567704), (406, 538340), (440, 496741), (580, 376838), (616, 354815), (638, 342580), (770, 283852), (812, 269170), (1015, 215336), (1160, 188419), (1276, 171290), (1540, 141926), (1595, 137032), (1624, 134585), (2030, 107668), (2233, 97880), (2447, 89320), (2552, 85645), (3080, 70963), (3190, 68516), (4060, 53834), (4466, 48940), (4894, 44660), (6380, 34258), (8120, 26917), (8932, 24470), (9788, 22330), (11165, 19576), (12235, 17864), (12760, 17129)]