252585480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{773}}^1$

素因数の和:1183

約数の個数: 128

約数和(自身を含む): 869356800

約数和(自身を除く): 616771320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 389, 420, 773, 778, 840, 1167, 1546, 1556, 1945, 2319, 2334, 2723, 3092, 3112, 3865, 3890, 4638, 4668, 5411, 5446, 5835, 6184, 7730, 7780, 8169, 9276, 9336, 10822, 10892, 11595, 11670, 13615, 15460, 15560, 16233, 16338, 18552, 21644, 21784, 23190, 23340, 27055, 27230, 30920, 32466, 32676, 40845, 43288, 46380, 46680, 54110, 54460, 64932, 65352, 81165, 81690, 92760, 108220, 108920, 129864, 162330, 163380, 216440, 300697, 324660, 326760, 601394, 649320, 902091, 1202788, 1503485, 1804182, 2104879, 2405576, 3006970, 3608364, 4209758, 4510455, 6013940, 6314637, 7216728, 8419516, 9020910, 10524395, 12027880, 12629274, 16839032, 18041820, 21048790, 25258548, 31573185, 36083640, 42097580, 50517096, 63146370, 84195160, 126292740, 252585480]

約数ペア:

[(1, 252585480), (2, 126292740), (3, 84195160), (4, 63146370), (5, 50517096), (6, 42097580), (7, 36083640), (8, 31573185), (10, 25258548), (12, 21048790), (14, 18041820), (15, 16839032), (20, 12629274), (21, 12027880), (24, 10524395), (28, 9020910), (30, 8419516), (35, 7216728), (40, 6314637), (42, 6013940), (56, 4510455), (60, 4209758), (70, 3608364), (84, 3006970), (105, 2405576), (120, 2104879), (140, 1804182), (168, 1503485), (210, 1202788), (280, 902091), (389, 649320), (420, 601394), (773, 326760), (778, 324660), (840, 300697), (1167, 216440), (1546, 163380), (1556, 162330), (1945, 129864), (2319, 108920), (2334, 108220), (2723, 92760), (3092, 81690), (3112, 81165), (3865, 65352), (3890, 64932), (4638, 54460), (4668, 54110), (5411, 46680), (5446, 46380), (5835, 43288), (6184, 40845), (7730, 32676), (7780, 32466), (8169, 30920), (9276, 27230), (9336, 27055), (10822, 23340), (10892, 23190), (11595, 21784), (11670, 21644), (13615, 18552), (15460, 16338), (15560, 16233)]