1245012540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20981}}^1$

素因数の和:21059

約数の個数: 96

約数和(自身を含む): 3722374656

約数和(自身を除く): 2477362116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 345, 430, 460, 516, 645, 690, 860, 989, 1290, 1380, 1978, 2580, 2967, 3956, 4945, 5934, 9890, 11868, 14835, 19780, 20981, 29670, 41962, 59340, 62943, 83924, 104905, 125886, 209810, 251772, 314715, 419620, 482563, 629430, 902183, 965126, 1258860, 1447689, 1804366, 1930252, 2412815, 2706549, 2895378, 3608732, 4510915, 4825630, 5413098, 5790756, 7238445, 9021830, 9651260, 10826196, 13532745, 14476890, 18043660, 20750209, 27065490, 28953780, 41500418, 54130980, 62250627, 83000836, 103751045, 124501254, 207502090, 249002508, 311253135, 415004180, 622506270, 1245012540]

約数ペア:

[(1, 1245012540), (2, 622506270), (3, 415004180), (4, 311253135), (5, 249002508), (6, 207502090), (10, 124501254), (12, 103751045), (15, 83000836), (20, 62250627), (23, 54130980), (30, 41500418), (43, 28953780), (46, 27065490), (60, 20750209), (69, 18043660), (86, 14476890), (92, 13532745), (115, 10826196), (129, 9651260), (138, 9021830), (172, 7238445), (215, 5790756), (230, 5413098), (258, 4825630), (276, 4510915), (345, 3608732), (430, 2895378), (460, 2706549), (516, 2412815), (645, 1930252), (690, 1804366), (860, 1447689), (989, 1258860), (1290, 965126), (1380, 902183), (1978, 629430), (2580, 482563), (2967, 419620), (3956, 314715), (4945, 251772), (5934, 209810), (9890, 125886), (11868, 104905), (14835, 83924), (19780, 62943), (20981, 59340), (29670, 41962)]