71735240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 182891520

約数和(自身を除く): 111156280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 41, 62, 68, 82, 83, 85, 124, 136, 155, 164, 166, 170, 205, 248, 310, 328, 332, 340, 410, 415, 527, 620, 664, 680, 697, 820, 830, 1054, 1240, 1271, 1394, 1411, 1640, 1660, 2108, 2542, 2573, 2635, 2788, 2822, 3320, 3403, 3485, 4216, 5084, 5146, 5270, 5576, 5644, 6355, 6806, 6970, 7055, 10168, 10292, 10540, 11288, 12710, 12865, 13612, 13940, 14110, 17015, 20584, 21080, 21607, 25420, 25730, 27224, 27880, 28220, 34030, 43214, 43741, 50840, 51460, 56440, 57851, 68060, 86428, 87482, 102920, 105493, 108035, 115702, 136120, 172856, 174964, 210986, 216070, 218705, 231404, 289255, 349928, 421972, 432140, 437410, 462808, 527465, 578510, 843944, 864280, 874820, 1054930, 1157020, 1749640, 1793381, 2109860, 2314040, 3586762, 4219720, 7173524, 8966905, 14347048, 17933810, 35867620, 71735240]

約数ペア:

[(1, 71735240), (2, 35867620), (4, 17933810), (5, 14347048), (8, 8966905), (10, 7173524), (17, 4219720), (20, 3586762), (31, 2314040), (34, 2109860), (40, 1793381), (41, 1749640), (62, 1157020), (68, 1054930), (82, 874820), (83, 864280), (85, 843944), (124, 578510), (136, 527465), (155, 462808), (164, 437410), (166, 432140), (170, 421972), (205, 349928), (248, 289255), (310, 231404), (328, 218705), (332, 216070), (340, 210986), (410, 174964), (415, 172856), (527, 136120), (620, 115702), (664, 108035), (680, 105493), (697, 102920), (820, 87482), (830, 86428), (1054, 68060), (1240, 57851), (1271, 56440), (1394, 51460), (1411, 50840), (1640, 43741), (1660, 43214), (2108, 34030), (2542, 28220), (2573, 27880), (2635, 27224), (2788, 25730), (2822, 25420), (3320, 21607), (3403, 21080), (3485, 20584), (4216, 17015), (5084, 14110), (5146, 13940), (5270, 13612), (5576, 12865), (5644, 12710), (6355, 11288), (6806, 10540), (6970, 10292), (7055, 10168)]