256622160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{36871}}^1$

素因数の和:36916

約数の個数: 80

約数和(自身を含む): 822983040

約数和(自身を除く): 566360880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 36871, 73742, 110613, 147484, 184355, 221226, 294968, 368710, 442452, 553065, 589936, 737420, 884904, 1069259, 1106130, 1474840, 1769808, 2138518, 2212260, 2949680, 3207777, 4277036, 4424520, 5346295, 6415554, 8554072, 8849040, 10692590, 12831108, 16038885, 17108144, 21385180, 25662216, 32077770, 42770360, 51324432, 64155540, 85540720, 128311080, 256622160]

約数ペア:

[(1, 256622160), (2, 128311080), (3, 85540720), (4, 64155540), (5, 51324432), (6, 42770360), (8, 32077770), (10, 25662216), (12, 21385180), (15, 17108144), (16, 16038885), (20, 12831108), (24, 10692590), (29, 8849040), (30, 8554072), (40, 6415554), (48, 5346295), (58, 4424520), (60, 4277036), (80, 3207777), (87, 2949680), (116, 2212260), (120, 2138518), (145, 1769808), (174, 1474840), (232, 1106130), (240, 1069259), (290, 884904), (348, 737420), (435, 589936), (464, 553065), (580, 442452), (696, 368710), (870, 294968), (1160, 221226), (1392, 184355), (1740, 147484), (2320, 110613), (3480, 73742), (6960, 36871)]