1618804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{33641}}^1$

素因数の和:34056

約数の個数: 64

約数和(自身を含む): 4868670240

約数和(自身を除く): 3249865320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4812, 6015, 8020, 9624, 12030, 16040, 24060, 33641, 48120, 67282, 100923, 134564, 168205, 201846, 269128, 336410, 403692, 504615, 672820, 807384, 1009230, 1345640, 2018460, 4036920, 13490041, 26980082, 40470123, 53960164, 67450205, 80940246, 107920328, 134900410, 161880492, 202350615, 269800820, 323760984, 404701230, 539601640, 809402460, 1618804920]

約数ペア:

[(1, 1618804920), (2, 809402460), (3, 539601640), (4, 404701230), (5, 323760984), (6, 269800820), (8, 202350615), (10, 161880492), (12, 134900410), (15, 107920328), (20, 80940246), (24, 67450205), (30, 53960164), (40, 40470123), (60, 26980082), (120, 13490041), (401, 4036920), (802, 2018460), (1203, 1345640), (1604, 1009230), (2005, 807384), (2406, 672820), (3208, 504615), (4010, 403692), (4812, 336410), (6015, 269128), (8020, 201846), (9624, 168205), (12030, 134564), (16040, 100923), (24060, 67282), (33641, 48120)]