128427460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{48281}}^1$

素因数の和:48316

約数の個数: 48

約数和(自身を含む): 324455040

約数和(自身を除く): 196027580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 48281, 96562, 193124, 241405, 337967, 482810, 675934, 917339, 965620, 1351868, 1689835, 1834678, 3379670, 3669356, 4586695, 6421373, 6759340, 9173390, 12842746, 18346780, 25685492, 32106865, 64213730, 128427460]

約数ペア:

[(1, 128427460), (2, 64213730), (4, 32106865), (5, 25685492), (7, 18346780), (10, 12842746), (14, 9173390), (19, 6759340), (20, 6421373), (28, 4586695), (35, 3669356), (38, 3379670), (70, 1834678), (76, 1689835), (95, 1351868), (133, 965620), (140, 917339), (190, 675934), (266, 482810), (380, 337967), (532, 241405), (665, 193124), (1330, 96562), (2660, 48281)]