31906860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 93139200

約数和(自身を除く): 61232340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 83, 86, 129, 149, 166, 172, 215, 249, 258, 298, 332, 415, 430, 447, 498, 516, 596, 645, 745, 830, 860, 894, 996, 1245, 1290, 1490, 1660, 1788, 2235, 2490, 2580, 2980, 3569, 4470, 4980, 6407, 7138, 8940, 10707, 12367, 12814, 14276, 17845, 19221, 21414, 24734, 25628, 32035, 35690, 37101, 38442, 42828, 49468, 53535, 61835, 64070, 71380, 74202, 76884, 96105, 107070, 123670, 128140, 148404, 185505, 192210, 214140, 247340, 371010, 384420, 531781, 742020, 1063562, 1595343, 2127124, 2658905, 3190686, 5317810, 6381372, 7976715, 10635620, 15953430, 31906860]

約数ペア:

[(1, 31906860), (2, 15953430), (3, 10635620), (4, 7976715), (5, 6381372), (6, 5317810), (10, 3190686), (12, 2658905), (15, 2127124), (20, 1595343), (30, 1063562), (43, 742020), (60, 531781), (83, 384420), (86, 371010), (129, 247340), (149, 214140), (166, 192210), (172, 185505), (215, 148404), (249, 128140), (258, 123670), (298, 107070), (332, 96105), (415, 76884), (430, 74202), (447, 71380), (498, 64070), (516, 61835), (596, 53535), (645, 49468), (745, 42828), (830, 38442), (860, 37101), (894, 35690), (996, 32035), (1245, 25628), (1290, 24734), (1490, 21414), (1660, 19221), (1788, 17845), (2235, 14276), (2490, 12814), (2580, 12367), (2980, 10707), (3569, 8940), (4470, 7138), (4980, 6407)]