124397680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 324166752

約数和(自身を除く): 199769072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 121, 142, 176, 181, 220, 242, 284, 355, 362, 440, 484, 568, 605, 710, 724, 781, 880, 905, 968, 1136, 1210, 1420, 1448, 1562, 1810, 1936, 1991, 2420, 2840, 2896, 3124, 3620, 3905, 3982, 4840, 5680, 6248, 7240, 7810, 7964, 8591, 9680, 9955, 12496, 12851, 14480, 15620, 15928, 17182, 19910, 21901, 25702, 31240, 31856, 34364, 39820, 42955, 43802, 51404, 62480, 64255, 68728, 79640, 85910, 87604, 102808, 109505, 128510, 137456, 141361, 159280, 171820, 175208, 205616, 219010, 257020, 282722, 343640, 350416, 438020, 514040, 565444, 687280, 706805, 876040, 1028080, 1130888, 1413610, 1554971, 1752080, 2261776, 2827220, 3109942, 5654440, 6219884, 7774855, 11308880, 12439768, 15549710, 24879536, 31099420, 62198840, 124397680]

約数ペア:

[(1, 124397680), (2, 62198840), (4, 31099420), (5, 24879536), (8, 15549710), (10, 12439768), (11, 11308880), (16, 7774855), (20, 6219884), (22, 5654440), (40, 3109942), (44, 2827220), (55, 2261776), (71, 1752080), (80, 1554971), (88, 1413610), (110, 1130888), (121, 1028080), (142, 876040), (176, 706805), (181, 687280), (220, 565444), (242, 514040), (284, 438020), (355, 350416), (362, 343640), (440, 282722), (484, 257020), (568, 219010), (605, 205616), (710, 175208), (724, 171820), (781, 159280), (880, 141361), (905, 137456), (968, 128510), (1136, 109505), (1210, 102808), (1420, 87604), (1448, 85910), (1562, 79640), (1810, 68728), (1936, 64255), (1991, 62480), (2420, 51404), (2840, 43802), (2896, 42955), (3124, 39820), (3620, 34364), (3905, 31856), (3982, 31240), (4840, 25702), (5680, 21901), (6248, 19910), (7240, 17182), (7810, 15928), (7964, 15620), (8591, 14480), (9680, 12851), (9955, 12496)]