120456840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{143401}}^1$

素因数の和:143422

約数の個数: 64

約数和(自身を含む): 412997760

約数和(自身を除く): 292540920

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, 420, 840, 143401, 286802, 430203, 573604, 717005, 860406, 1003807, 1147208, 1434010, 1720812, 2007614, 2151015, 2868020, 3011421, 3441624, 4015228, 4302030, 5019035, 5736040, 6022842, 8030456, 8604060, 10038070, 12045684, 15057105, 17208120, 20076140, 24091368, 30114210, 40152280, 60228420, 120456840]

約数ペア:

[(1, 120456840), (2, 60228420), (3, 40152280), (4, 30114210), (5, 24091368), (6, 20076140), (7, 17208120), (8, 15057105), (10, 12045684), (12, 10038070), (14, 8604060), (15, 8030456), (20, 6022842), (21, 5736040), (24, 5019035), (28, 4302030), (30, 4015228), (35, 3441624), (40, 3011421), (42, 2868020), (56, 2151015), (60, 2007614), (70, 1720812), (84, 1434010), (105, 1147208), (120, 1003807), (140, 860406), (168, 717005), (210, 573604), (280, 430203), (420, 286802), (840, 143401)]