1991214672

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{2017}}^1$

素因数の和:2316

約数の個数: 80

約数和(自身を含む): 5218838592

約数和(自身を除く): 3227623920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 157, 262, 314, 393, 471, 524, 628, 786, 942, 1048, 1256, 1572, 1884, 2017, 2096, 2512, 3144, 3768, 4034, 6051, 6288, 7536, 8068, 12102, 16136, 20567, 24204, 32272, 41134, 48408, 61701, 82268, 96816, 123402, 164536, 246804, 264227, 316669, 329072, 493608, 528454, 633338, 792681, 950007, 987216, 1056908, 1266676, 1585362, 1900014, 2113816, 2533352, 3170724, 3800028, 4227632, 5066704, 6341448, 7600056, 12682896, 15200112, 41483639, 82967278, 124450917, 165934556, 248901834, 331869112, 497803668, 663738224, 995607336, 1991214672]

約数ペア:

[(1, 1991214672), (2, 995607336), (3, 663738224), (4, 497803668), (6, 331869112), (8, 248901834), (12, 165934556), (16, 124450917), (24, 82967278), (48, 41483639), (131, 15200112), (157, 12682896), (262, 7600056), (314, 6341448), (393, 5066704), (471, 4227632), (524, 3800028), (628, 3170724), (786, 2533352), (942, 2113816), (1048, 1900014), (1256, 1585362), (1572, 1266676), (1884, 1056908), (2017, 987216), (2096, 950007), (2512, 792681), (3144, 633338), (3768, 528454), (4034, 493608), (6051, 329072), (6288, 316669), (7536, 264227), (8068, 246804), (12102, 164536), (16136, 123402), (20567, 96816), (24204, 82268), (32272, 61701), (41134, 48408)]