3957720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 13305600

約数和(自身を除く): 9347880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 59, 60, 65, 78, 86, 104, 118, 120, 129, 130, 156, 172, 177, 195, 215, 236, 258, 260, 295, 312, 344, 354, 390, 430, 472, 516, 520, 559, 590, 645, 708, 767, 780, 860, 885, 1032, 1118, 1180, 1290, 1416, 1534, 1560, 1677, 1720, 1770, 2236, 2301, 2360, 2537, 2580, 2795, 3068, 3354, 3540, 3835, 4472, 4602, 5074, 5160, 5590, 6136, 6708, 7080, 7611, 7670, 8385, 9204, 10148, 11180, 11505, 12685, 13416, 15222, 15340, 16770, 18408, 20296, 22360, 23010, 25370, 30444, 30680, 32981, 33540, 38055, 46020, 50740, 60888, 65962, 67080, 76110, 92040, 98943, 101480, 131924, 152220, 164905, 197886, 263848, 304440, 329810, 395772, 494715, 659620, 791544, 989430, 1319240, 1978860, 3957720]

約数ペア:

[(1, 3957720), (2, 1978860), (3, 1319240), (4, 989430), (5, 791544), (6, 659620), (8, 494715), (10, 395772), (12, 329810), (13, 304440), (15, 263848), (20, 197886), (24, 164905), (26, 152220), (30, 131924), (39, 101480), (40, 98943), (43, 92040), (52, 76110), (59, 67080), (60, 65962), (65, 60888), (78, 50740), (86, 46020), (104, 38055), (118, 33540), (120, 32981), (129, 30680), (130, 30444), (156, 25370), (172, 23010), (177, 22360), (195, 20296), (215, 18408), (236, 16770), (258, 15340), (260, 15222), (295, 13416), (312, 12685), (344, 11505), (354, 11180), (390, 10148), (430, 9204), (472, 8385), (516, 7670), (520, 7611), (559, 7080), (590, 6708), (645, 6136), (708, 5590), (767, 5160), (780, 5074), (860, 4602), (885, 4472), (1032, 3835), (1118, 3540), (1180, 3354), (1290, 3068), (1416, 2795), (1534, 2580), (1560, 2537), (1677, 2360), (1720, 2301), (1770, 2236)]