2468040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 7508160

約数和(自身を除く): 5040120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 157, 262, 314, 393, 471, 524, 628, 655, 785, 786, 942, 1048, 1256, 1310, 1570, 1572, 1884, 1965, 2355, 2620, 3140, 3144, 3768, 3930, 4710, 5240, 6280, 7860, 9420, 15720, 18840, 20567, 41134, 61701, 82268, 102835, 123402, 164536, 205670, 246804, 308505, 411340, 493608, 617010, 822680, 1234020, 2468040]

約数ペア:

[(1, 2468040), (2, 1234020), (3, 822680), (4, 617010), (5, 493608), (6, 411340), (8, 308505), (10, 246804), (12, 205670), (15, 164536), (20, 123402), (24, 102835), (30, 82268), (40, 61701), (60, 41134), (120, 20567), (131, 18840), (157, 15720), (262, 9420), (314, 7860), (393, 6280), (471, 5240), (524, 4710), (628, 3930), (655, 3768), (785, 3144), (786, 3140), (942, 2620), (1048, 2355), (1256, 1965), (1310, 1884), (1570, 1572)]