31786170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 82857600

約数和(自身を除く): 51071430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 298, 390, 447, 547, 745, 894, 1094, 1490, 1641, 1937, 2235, 2735, 3282, 3874, 4470, 5470, 5811, 7111, 8205, 9685, 11622, 14222, 16410, 19370, 21333, 29055, 35555, 42666, 58110, 71110, 81503, 106665, 163006, 213330, 244509, 407515, 489018, 815030, 1059539, 1222545, 2119078, 2445090, 3178617, 5297695, 6357234, 10595390, 15893085, 31786170]

約数ペア:

[(1, 31786170), (2, 15893085), (3, 10595390), (5, 6357234), (6, 5297695), (10, 3178617), (13, 2445090), (15, 2119078), (26, 1222545), (30, 1059539), (39, 815030), (65, 489018), (78, 407515), (130, 244509), (149, 213330), (195, 163006), (298, 106665), (390, 81503), (447, 71110), (547, 58110), (745, 42666), (894, 35555), (1094, 29055), (1490, 21333), (1641, 19370), (1937, 16410), (2235, 14222), (2735, 11622), (3282, 9685), (3874, 8205), (4470, 7111), (5470, 5811)]