157951420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 387011520

約数和(自身を除く): 229060100

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 157, 170, 187, 220, 269, 314, 340, 374, 538, 628, 748, 785, 935, 1076, 1345, 1570, 1727, 1870, 2669, 2690, 2959, 3140, 3454, 3740, 4573, 5338, 5380, 5918, 6908, 8635, 9146, 10676, 11836, 13345, 14795, 17270, 18292, 22865, 26690, 29359, 29590, 34540, 42233, 45730, 50303, 53380, 58718, 59180, 84466, 91460, 100606, 117436, 146795, 168932, 201212, 211165, 251515, 293590, 422330, 464563, 503030, 587180, 717961, 844660, 929126, 1006060, 1435922, 1858252, 2322815, 2871844, 3589805, 4645630, 7179610, 7897571, 9291260, 14359220, 15795142, 31590284, 39487855, 78975710, 157951420]

約数ペア:

[(1, 157951420), (2, 78975710), (4, 39487855), (5, 31590284), (10, 15795142), (11, 14359220), (17, 9291260), (20, 7897571), (22, 7179610), (34, 4645630), (44, 3589805), (55, 2871844), (68, 2322815), (85, 1858252), (110, 1435922), (157, 1006060), (170, 929126), (187, 844660), (220, 717961), (269, 587180), (314, 503030), (340, 464563), (374, 422330), (538, 293590), (628, 251515), (748, 211165), (785, 201212), (935, 168932), (1076, 146795), (1345, 117436), (1570, 100606), (1727, 91460), (1870, 84466), (2669, 59180), (2690, 58718), (2959, 53380), (3140, 50303), (3454, 45730), (3740, 42233), (4573, 34540), (5338, 29590), (5380, 29359), (5918, 26690), (6908, 22865), (8635, 18292), (9146, 17270), (10676, 14795), (11836, 13345)]