68782740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 209064576

約数和(自身を除く): 140281836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 163, 195, 260, 326, 390, 489, 541, 652, 780, 815, 978, 1082, 1623, 1630, 1956, 2119, 2164, 2445, 2705, 3246, 3260, 4238, 4890, 5410, 6357, 6492, 7033, 8115, 8476, 9780, 10595, 10820, 12714, 14066, 16230, 21099, 21190, 25428, 28132, 31785, 32460, 35165, 42198, 42380, 63570, 70330, 84396, 88183, 105495, 127140, 140660, 176366, 210990, 264549, 352732, 421980, 440915, 529098, 881830, 1058196, 1146379, 1322745, 1763660, 2292758, 2645490, 3439137, 4585516, 5290980, 5731895, 6878274, 11463790, 13756548, 17195685, 22927580, 34391370, 68782740]

約数ペア:

[(1, 68782740), (2, 34391370), (3, 22927580), (4, 17195685), (5, 13756548), (6, 11463790), (10, 6878274), (12, 5731895), (13, 5290980), (15, 4585516), (20, 3439137), (26, 2645490), (30, 2292758), (39, 1763660), (52, 1322745), (60, 1146379), (65, 1058196), (78, 881830), (130, 529098), (156, 440915), (163, 421980), (195, 352732), (260, 264549), (326, 210990), (390, 176366), (489, 140660), (541, 127140), (652, 105495), (780, 88183), (815, 84396), (978, 70330), (1082, 63570), (1623, 42380), (1630, 42198), (1956, 35165), (2119, 32460), (2164, 31785), (2445, 28132), (2705, 25428), (3246, 21190), (3260, 21099), (4238, 16230), (4890, 14066), (5410, 12714), (6357, 10820), (6492, 10595), (7033, 9780), (8115, 8476)]