285413520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{169889}}^1$

素因数の和:169912

約数の個数: 80

約数和(自身を含む): 1011185280

約数和(自身を除く): 725771760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 169889, 339778, 509667, 679556, 849445, 1019334, 1189223, 1359112, 1698890, 2038668, 2378446, 2548335, 2718224, 3397780, 3567669, 4077336, 4756892, 5096670, 5946115, 6795560, 7135338, 8154672, 9513784, 10193340, 11892230, 13591120, 14270676, 17838345, 19027568, 20386680, 23784460, 28541352, 35676690, 40773360, 47568920, 57082704, 71353380, 95137840, 142706760, 285413520]

約数ペア:

[(1, 285413520), (2, 142706760), (3, 95137840), (4, 71353380), (5, 57082704), (6, 47568920), (7, 40773360), (8, 35676690), (10, 28541352), (12, 23784460), (14, 20386680), (15, 19027568), (16, 17838345), (20, 14270676), (21, 13591120), (24, 11892230), (28, 10193340), (30, 9513784), (35, 8154672), (40, 7135338), (42, 6795560), (48, 5946115), (56, 5096670), (60, 4756892), (70, 4077336), (80, 3567669), (84, 3397780), (105, 2718224), (112, 2548335), (120, 2378446), (140, 2038668), (168, 1698890), (210, 1359112), (240, 1189223), (280, 1019334), (336, 849445), (420, 679556), (560, 509667), (840, 339778), (1680, 169889)]