158523640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21193}}^1$

素因数の和:21232

約数の個数: 64

約数和(自身を含む): 412011360

約数和(自身を除く): 253487720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 21193, 42386, 84772, 105965, 169544, 211930, 233123, 360281, 423860, 466246, 720562, 847720, 932492, 1165615, 1441124, 1801405, 1864984, 2331230, 2882248, 3602810, 3963091, 4662460, 7205620, 7926182, 9324920, 14411240, 15852364, 19815455, 31704728, 39630910, 79261820, 158523640]

約数ペア:

[(1, 158523640), (2, 79261820), (4, 39630910), (5, 31704728), (8, 19815455), (10, 15852364), (11, 14411240), (17, 9324920), (20, 7926182), (22, 7205620), (34, 4662460), (40, 3963091), (44, 3602810), (55, 2882248), (68, 2331230), (85, 1864984), (88, 1801405), (110, 1441124), (136, 1165615), (170, 932492), (187, 847720), (220, 720562), (340, 466246), (374, 423860), (440, 360281), (680, 233123), (748, 211930), (935, 169544), (1496, 105965), (1870, 84772), (3740, 42386), (7480, 21193)]