30624440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 87851520

約数和(自身を除く): 57227080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 163, 220, 244, 280, 305, 308, 326, 385, 427, 440, 488, 610, 616, 652, 671, 770, 815, 854, 1141, 1220, 1304, 1342, 1540, 1630, 1708, 1793, 2135, 2282, 2440, 2684, 3080, 3260, 3355, 3416, 3586, 4270, 4564, 4697, 5368, 5705, 6520, 6710, 7172, 8540, 8965, 9128, 9394, 9943, 11410, 12551, 13420, 14344, 17080, 17930, 18788, 19886, 22820, 23485, 25102, 26840, 35860, 37576, 39772, 45640, 46970, 49715, 50204, 62755, 69601, 71720, 79544, 93940, 99430, 100408, 109373, 125510, 139202, 187880, 198860, 218746, 251020, 278404, 348005, 397720, 437492, 502040, 546865, 556808, 696010, 765611, 874984, 1093730, 1392020, 1531222, 2187460, 2784040, 3062444, 3828055, 4374920, 6124888, 7656110, 15312220, 30624440]

約数ペア:

[(1, 30624440), (2, 15312220), (4, 7656110), (5, 6124888), (7, 4374920), (8, 3828055), (10, 3062444), (11, 2784040), (14, 2187460), (20, 1531222), (22, 1392020), (28, 1093730), (35, 874984), (40, 765611), (44, 696010), (55, 556808), (56, 546865), (61, 502040), (70, 437492), (77, 397720), (88, 348005), (110, 278404), (122, 251020), (140, 218746), (154, 198860), (163, 187880), (220, 139202), (244, 125510), (280, 109373), (305, 100408), (308, 99430), (326, 93940), (385, 79544), (427, 71720), (440, 69601), (488, 62755), (610, 50204), (616, 49715), (652, 46970), (671, 45640), (770, 39772), (815, 37576), (854, 35860), (1141, 26840), (1220, 25102), (1304, 23485), (1342, 22820), (1540, 19886), (1630, 18788), (1708, 17930), (1793, 17080), (2135, 14344), (2282, 13420), (2440, 12551), (2684, 11410), (3080, 9943), (3260, 9394), (3355, 9128), (3416, 8965), (3586, 8540), (4270, 7172), (4564, 6710), (4697, 6520), (5368, 5705)]