667776720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214031}}^1$

素因数の和:214060

約数の個数: 80

約数和(自身を含む): 2229357312

約数和(自身を除く): 1561580592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 214031, 428062, 642093, 856124, 1070155, 1284186, 1712248, 2140310, 2568372, 2782403, 3210465, 3424496, 4280620, 5136744, 5564806, 6420930, 8347209, 8561240, 10273488, 11129612, 12841860, 13912015, 16694418, 17122480, 22259224, 25683720, 27824030, 33388836, 41736045, 44518448, 51367440, 55648060, 66777672, 83472090, 111296120, 133555344, 166944180, 222592240, 333888360, 667776720]

約数ペア:

[(1, 667776720), (2, 333888360), (3, 222592240), (4, 166944180), (5, 133555344), (6, 111296120), (8, 83472090), (10, 66777672), (12, 55648060), (13, 51367440), (15, 44518448), (16, 41736045), (20, 33388836), (24, 27824030), (26, 25683720), (30, 22259224), (39, 17122480), (40, 16694418), (48, 13912015), (52, 12841860), (60, 11129612), (65, 10273488), (78, 8561240), (80, 8347209), (104, 6420930), (120, 5564806), (130, 5136744), (156, 4280620), (195, 3424496), (208, 3210465), (240, 2782403), (260, 2568372), (312, 2140310), (390, 1712248), (520, 1284186), (624, 1070155), (780, 856124), (1040, 642093), (1560, 428062), (3120, 214031)]