309764980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1289

約数の個数: 96

約数和(自身を含む): 790997760

約数和(自身を除く): 481232780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 101, 133, 140, 190, 202, 266, 380, 404, 505, 532, 665, 707, 1010, 1153, 1330, 1414, 1919, 2020, 2306, 2660, 2828, 3535, 3838, 4612, 5765, 7070, 7676, 8071, 9595, 11530, 13433, 14140, 16142, 19190, 21907, 23060, 26866, 32284, 38380, 40355, 43814, 53732, 67165, 80710, 87628, 109535, 116453, 134330, 153349, 161420, 219070, 232906, 268660, 306698, 438140, 465812, 582265, 613396, 766745, 815171, 1164530, 1533490, 1630342, 2212607, 2329060, 3066980, 3260684, 4075855, 4425214, 8151710, 8850428, 11063035, 15488249, 16303420, 22126070, 30976498, 44252140, 61952996, 77441245, 154882490, 309764980]

約数ペア:

[(1, 309764980), (2, 154882490), (4, 77441245), (5, 61952996), (7, 44252140), (10, 30976498), (14, 22126070), (19, 16303420), (20, 15488249), (28, 11063035), (35, 8850428), (38, 8151710), (70, 4425214), (76, 4075855), (95, 3260684), (101, 3066980), (133, 2329060), (140, 2212607), (190, 1630342), (202, 1533490), (266, 1164530), (380, 815171), (404, 766745), (505, 613396), (532, 582265), (665, 465812), (707, 438140), (1010, 306698), (1153, 268660), (1330, 232906), (1414, 219070), (1919, 161420), (2020, 153349), (2306, 134330), (2660, 116453), (2828, 109535), (3535, 87628), (3838, 80710), (4612, 67165), (5765, 53732), (7070, 43814), (7676, 40355), (8071, 38380), (9595, 32284), (11530, 26866), (13433, 23060), (14140, 21907), (16142, 19190)]