145627240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 367999200

約数和(自身を除く): 222371960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 179, 215, 220, 344, 358, 430, 440, 473, 716, 860, 895, 946, 1432, 1720, 1790, 1849, 1892, 1969, 2365, 3580, 3698, 3784, 3938, 4730, 7160, 7396, 7697, 7876, 9245, 9460, 9845, 14792, 15394, 15752, 18490, 18920, 19690, 20339, 30788, 36980, 38485, 39380, 40678, 61576, 73960, 76970, 78760, 81356, 84667, 101695, 153940, 162712, 169334, 203390, 307880, 330971, 338668, 406780, 423335, 661942, 677336, 813560, 846670, 1323884, 1654855, 1693340, 2647768, 3309710, 3386680, 3640681, 6619420, 7281362, 13238840, 14562724, 18203405, 29125448, 36406810, 72813620, 145627240]

約数ペア:

[(1, 145627240), (2, 72813620), (4, 36406810), (5, 29125448), (8, 18203405), (10, 14562724), (11, 13238840), (20, 7281362), (22, 6619420), (40, 3640681), (43, 3386680), (44, 3309710), (55, 2647768), (86, 1693340), (88, 1654855), (110, 1323884), (172, 846670), (179, 813560), (215, 677336), (220, 661942), (344, 423335), (358, 406780), (430, 338668), (440, 330971), (473, 307880), (716, 203390), (860, 169334), (895, 162712), (946, 153940), (1432, 101695), (1720, 84667), (1790, 81356), (1849, 78760), (1892, 76970), (1969, 73960), (2365, 61576), (3580, 40678), (3698, 39380), (3784, 38485), (3938, 36980), (4730, 30788), (7160, 20339), (7396, 19690), (7697, 18920), (7876, 18490), (9245, 15752), (9460, 15394), (9845, 14792)]