128074760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7867}}^1$

素因数の和:7926

約数の個数: 64

約数和(自身を含む): 322902720

約数和(自身を除く): 194827960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 7867, 8140, 15734, 16280, 31468, 39335, 62936, 78670, 86537, 157340, 173074, 291079, 314680, 346148, 432685, 582158, 692296, 865370, 1164316, 1455395, 1730740, 2328632, 2910790, 3201869, 3461480, 5821580, 6403738, 11643160, 12807476, 16009345, 25614952, 32018690, 64037380, 128074760]

約数ペア:

[(1, 128074760), (2, 64037380), (4, 32018690), (5, 25614952), (8, 16009345), (10, 12807476), (11, 11643160), (20, 6403738), (22, 5821580), (37, 3461480), (40, 3201869), (44, 2910790), (55, 2328632), (74, 1730740), (88, 1455395), (110, 1164316), (148, 865370), (185, 692296), (220, 582158), (296, 432685), (370, 346148), (407, 314680), (440, 291079), (740, 173074), (814, 157340), (1480, 86537), (1628, 78670), (2035, 62936), (3256, 39335), (4070, 31468), (7867, 16280), (8140, 15734)]