78679240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 184757760

約数和(自身を除く): 106078520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 593, 620, 856, 1070, 1186, 1240, 2140, 2372, 2965, 3317, 4280, 4744, 5930, 6634, 11860, 13268, 16585, 18383, 23720, 26536, 33170, 36766, 63451, 66340, 73532, 91915, 126902, 132680, 147064, 183830, 253804, 317255, 367660, 507608, 634510, 735320, 1269020, 1966981, 2538040, 3933962, 7867924, 9834905, 15735848, 19669810, 39339620, 78679240]

約数ペア:

[(1, 78679240), (2, 39339620), (4, 19669810), (5, 15735848), (8, 9834905), (10, 7867924), (20, 3933962), (31, 2538040), (40, 1966981), (62, 1269020), (107, 735320), (124, 634510), (155, 507608), (214, 367660), (248, 317255), (310, 253804), (428, 183830), (535, 147064), (593, 132680), (620, 126902), (856, 91915), (1070, 73532), (1186, 66340), (1240, 63451), (2140, 36766), (2372, 33170), (2965, 26536), (3317, 23720), (4280, 18383), (4744, 16585), (5930, 13268), (6634, 11860)]