127228080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{75731}}^1$

素因数の和:75754

約数の個数: 80

約数和(自身を含む): 450756864

約数和(自身を除く): 323528784

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, 75731, 151462, 227193, 302924, 378655, 454386, 530117, 605848, 757310, 908772, 1060234, 1135965, 1211696, 1514620, 1590351, 1817544, 2120468, 2271930, 2650585, 3029240, 3180702, 3635088, 4240936, 4543860, 5301170, 6058480, 6361404, 7951755, 8481872, 9087720, 10602340, 12722808, 15903510, 18175440, 21204680, 25445616, 31807020, 42409360, 63614040, 127228080]

約数ペア:

[(1, 127228080), (2, 63614040), (3, 42409360), (4, 31807020), (5, 25445616), (6, 21204680), (7, 18175440), (8, 15903510), (10, 12722808), (12, 10602340), (14, 9087720), (15, 8481872), (16, 7951755), (20, 6361404), (21, 6058480), (24, 5301170), (28, 4543860), (30, 4240936), (35, 3635088), (40, 3180702), (42, 3029240), (48, 2650585), (56, 2271930), (60, 2120468), (70, 1817544), (80, 1590351), (84, 1514620), (105, 1211696), (112, 1135965), (120, 1060234), (140, 908772), (168, 757310), (210, 605848), (240, 530117), (280, 454386), (336, 378655), (420, 302924), (560, 227193), (840, 151462), (1680, 75731)]