310057520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:750

約数の個数: 80

約数和(自身を含む): 743336352

約数和(自身を除く): 433278832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 173, 215, 344, 346, 430, 521, 688, 692, 860, 865, 1042, 1384, 1720, 1730, 2084, 2605, 2768, 3440, 3460, 4168, 5210, 6920, 7439, 8336, 10420, 13840, 14878, 20840, 22403, 29756, 37195, 41680, 44806, 59512, 74390, 89612, 90133, 112015, 119024, 148780, 179224, 180266, 224030, 297560, 358448, 360532, 448060, 450665, 595120, 721064, 896120, 901330, 1442128, 1792240, 1802660, 3605320, 3875719, 7210640, 7751438, 15502876, 19378595, 31005752, 38757190, 62011504, 77514380, 155028760, 310057520]

約数ペア:

[(1, 310057520), (2, 155028760), (4, 77514380), (5, 62011504), (8, 38757190), (10, 31005752), (16, 19378595), (20, 15502876), (40, 7751438), (43, 7210640), (80, 3875719), (86, 3605320), (172, 1802660), (173, 1792240), (215, 1442128), (344, 901330), (346, 896120), (430, 721064), (521, 595120), (688, 450665), (692, 448060), (860, 360532), (865, 358448), (1042, 297560), (1384, 224030), (1720, 180266), (1730, 179224), (2084, 148780), (2605, 119024), (2768, 112015), (3440, 90133), (3460, 89612), (4168, 74390), (5210, 59512), (6920, 44806), (7439, 41680), (8336, 37195), (10420, 29756), (13840, 22403), (14878, 20840)]