30207688

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 67852800

約数和(自身を除く): 37645112

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 61, 74, 122, 148, 239, 244, 259, 296, 427, 478, 488, 518, 854, 956, 1036, 1673, 1708, 1912, 2072, 2257, 3346, 3416, 4514, 6692, 8843, 9028, 13384, 14579, 15799, 17686, 18056, 29158, 31598, 35372, 58316, 61901, 63196, 70744, 102053, 116632, 123802, 126392, 204106, 247604, 408212, 495208, 539423, 816424, 1078846, 2157692, 3775961, 4315384, 7551922, 15103844, 30207688]

約数ペア:

[(1, 30207688), (2, 15103844), (4, 7551922), (7, 4315384), (8, 3775961), (14, 2157692), (28, 1078846), (37, 816424), (56, 539423), (61, 495208), (74, 408212), (122, 247604), (148, 204106), (239, 126392), (244, 123802), (259, 116632), (296, 102053), (427, 70744), (478, 63196), (488, 61901), (518, 58316), (854, 35372), (956, 31598), (1036, 29158), (1673, 18056), (1708, 17686), (1912, 15799), (2072, 14579), (2257, 13384), (3346, 9028), (3416, 8843), (4514, 6692)]