42157560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4447}}^1$

素因数の和:4540

約数の個数: 64

約数和(自身を含む): 128102400

約数和(自身を除く): 85944840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4447, 4740, 8894, 9480, 13341, 17788, 22235, 26682, 35576, 44470, 53364, 66705, 88940, 106728, 133410, 177880, 266820, 351313, 533640, 702626, 1053939, 1405252, 1756565, 2107878, 2810504, 3513130, 4215756, 5269695, 7026260, 8431512, 10539390, 14052520, 21078780, 42157560]

約数ペア:

[(1, 42157560), (2, 21078780), (3, 14052520), (4, 10539390), (5, 8431512), (6, 7026260), (8, 5269695), (10, 4215756), (12, 3513130), (15, 2810504), (20, 2107878), (24, 1756565), (30, 1405252), (40, 1053939), (60, 702626), (79, 533640), (120, 351313), (158, 266820), (237, 177880), (316, 133410), (395, 106728), (474, 88940), (632, 66705), (790, 53364), (948, 44470), (1185, 35576), (1580, 26682), (1896, 22235), (2370, 17788), (3160, 13341), (4447, 9480), (4740, 8894)]