431379080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:711

約数の個数: 128

約数和(自身を含む): 1134207360

約数和(自身を除く): 702828280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 101, 110, 136, 170, 187, 202, 220, 340, 374, 404, 440, 505, 571, 680, 748, 808, 935, 1010, 1111, 1142, 1496, 1717, 1870, 2020, 2222, 2284, 2855, 3434, 3740, 4040, 4444, 4568, 5555, 5710, 6281, 6868, 7480, 8585, 8888, 9707, 11110, 11420, 12562, 13736, 17170, 18887, 19414, 22220, 22840, 25124, 31405, 34340, 37774, 38828, 44440, 48535, 50248, 57671, 62810, 68680, 75548, 77656, 94435, 97070, 106777, 115342, 125620, 151096, 188870, 194140, 213554, 230684, 251240, 288355, 377740, 388280, 427108, 461368, 533885, 576710, 634381, 755480, 854216, 980407, 1067770, 1153420, 1268762, 1960814, 2135540, 2306840, 2537524, 3171905, 3921628, 4271080, 4902035, 5075048, 6343810, 7843256, 9804070, 10784477, 12687620, 19608140, 21568954, 25375240, 39216280, 43137908, 53922385, 86275816, 107844770, 215689540, 431379080]

約数ペア:

[(1, 431379080), (2, 215689540), (4, 107844770), (5, 86275816), (8, 53922385), (10, 43137908), (11, 39216280), (17, 25375240), (20, 21568954), (22, 19608140), (34, 12687620), (40, 10784477), (44, 9804070), (55, 7843256), (68, 6343810), (85, 5075048), (88, 4902035), (101, 4271080), (110, 3921628), (136, 3171905), (170, 2537524), (187, 2306840), (202, 2135540), (220, 1960814), (340, 1268762), (374, 1153420), (404, 1067770), (440, 980407), (505, 854216), (571, 755480), (680, 634381), (748, 576710), (808, 533885), (935, 461368), (1010, 427108), (1111, 388280), (1142, 377740), (1496, 288355), (1717, 251240), (1870, 230684), (2020, 213554), (2222, 194140), (2284, 188870), (2855, 151096), (3434, 125620), (3740, 115342), (4040, 106777), (4444, 97070), (4568, 94435), (5555, 77656), (5710, 75548), (6281, 68680), (6868, 62810), (7480, 57671), (8585, 50248), (8888, 48535), (9707, 44440), (11110, 38828), (11420, 37774), (12562, 34340), (13736, 31405), (17170, 25124), (18887, 22840), (19414, 22220)]