8716240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 120

約数和(自身を含む): 23982840

約数和(自身を除く): 15266600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 34, 40, 52, 58, 65, 68, 80, 85, 104, 116, 130, 136, 145, 170, 208, 221, 232, 260, 272, 289, 290, 340, 377, 442, 464, 493, 520, 578, 580, 680, 754, 884, 986, 1040, 1105, 1156, 1160, 1360, 1445, 1508, 1768, 1885, 1972, 2210, 2312, 2320, 2465, 2890, 3016, 3536, 3757, 3770, 3944, 4420, 4624, 4930, 5780, 6032, 6409, 7514, 7540, 7888, 8381, 8840, 9860, 11560, 12818, 15028, 15080, 16762, 17680, 18785, 19720, 23120, 25636, 30056, 30160, 32045, 33524, 37570, 39440, 41905, 51272, 60112, 64090, 67048, 75140, 83810, 102544, 108953, 128180, 134096, 150280, 167620, 217906, 256360, 300560, 335240, 435812, 512720, 544765, 670480, 871624, 1089530, 1743248, 2179060, 4358120, 8716240]

約数ペア:

[(1, 8716240), (2, 4358120), (4, 2179060), (5, 1743248), (8, 1089530), (10, 871624), (13, 670480), (16, 544765), (17, 512720), (20, 435812), (26, 335240), (29, 300560), (34, 256360), (40, 217906), (52, 167620), (58, 150280), (65, 134096), (68, 128180), (80, 108953), (85, 102544), (104, 83810), (116, 75140), (130, 67048), (136, 64090), (145, 60112), (170, 51272), (208, 41905), (221, 39440), (232, 37570), (260, 33524), (272, 32045), (289, 30160), (290, 30056), (340, 25636), (377, 23120), (442, 19720), (464, 18785), (493, 17680), (520, 16762), (578, 15080), (580, 15028), (680, 12818), (754, 11560), (884, 9860), (986, 8840), (1040, 8381), (1105, 7888), (1156, 7540), (1160, 7514), (1360, 6409), (1445, 6032), (1508, 5780), (1768, 4930), (1885, 4624), (1972, 4420), (2210, 3944), (2312, 3770), (2320, 3757), (2465, 3536), (2890, 3016)]