257173620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22921}}^1$

素因数の和:22961

約数の個数: 96

約数和(自身を含む): 831793536

約数和(自身を除く): 574619916

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 330, 340, 374, 510, 561, 660, 748, 935, 1020, 1122, 1870, 2244, 2805, 3740, 5610, 11220, 22921, 45842, 68763, 91684, 114605, 137526, 229210, 252131, 275052, 343815, 389657, 458420, 504262, 687630, 756393, 779314, 1008524, 1168971, 1260655, 1375260, 1512786, 1558628, 1948285, 2337942, 2521310, 3025572, 3781965, 3896570, 4286227, 4675884, 5042620, 5844855, 7563930, 7793140, 8572454, 11689710, 12858681, 15127860, 17144908, 21431135, 23379420, 25717362, 42862270, 51434724, 64293405, 85724540, 128586810, 257173620]

約数ペア:

[(1, 257173620), (2, 128586810), (3, 85724540), (4, 64293405), (5, 51434724), (6, 42862270), (10, 25717362), (11, 23379420), (12, 21431135), (15, 17144908), (17, 15127860), (20, 12858681), (22, 11689710), (30, 8572454), (33, 7793140), (34, 7563930), (44, 5844855), (51, 5042620), (55, 4675884), (60, 4286227), (66, 3896570), (68, 3781965), (85, 3025572), (102, 2521310), (110, 2337942), (132, 1948285), (165, 1558628), (170, 1512786), (187, 1375260), (204, 1260655), (220, 1168971), (255, 1008524), (330, 779314), (340, 756393), (374, 687630), (510, 504262), (561, 458420), (660, 389657), (748, 343815), (935, 275052), (1020, 252131), (1122, 229210), (1870, 137526), (2244, 114605), (2805, 91684), (3740, 68763), (5610, 45842), (11220, 22921)]