74553640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1954

約数の個数: 64

約数和(自身を含む): 193104000

約数和(自身を除く): 118550360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 1787, 2086, 2980, 3574, 4172, 5215, 5960, 7148, 8344, 8935, 10430, 12509, 14296, 17870, 20860, 25018, 35740, 41720, 50036, 62545, 71480, 100072, 125090, 250180, 266263, 500360, 532526, 1065052, 1331315, 1863841, 2130104, 2662630, 3727682, 5325260, 7455364, 9319205, 10650520, 14910728, 18638410, 37276820, 74553640]

約数ペア:

[(1, 74553640), (2, 37276820), (4, 18638410), (5, 14910728), (7, 10650520), (8, 9319205), (10, 7455364), (14, 5325260), (20, 3727682), (28, 2662630), (35, 2130104), (40, 1863841), (56, 1331315), (70, 1065052), (140, 532526), (149, 500360), (280, 266263), (298, 250180), (596, 125090), (745, 100072), (1043, 71480), (1192, 62545), (1490, 50036), (1787, 41720), (2086, 35740), (2980, 25018), (3574, 20860), (4172, 17870), (5215, 14296), (5960, 12509), (7148, 10430), (8344, 8935)]