240488560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4363}}^1$

素因数の和:4442

約数の個数: 80

約数和(自身を含む): 613648224

約数和(自身を除く): 373159664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 4363, 5512, 6890, 8726, 11024, 13780, 17452, 21815, 27560, 34904, 43630, 55120, 56719, 69808, 87260, 113438, 174520, 226876, 231239, 283595, 349040, 453752, 462478, 567190, 907504, 924956, 1134380, 1156195, 1849912, 2268760, 2312390, 3006107, 3699824, 4537520, 4624780, 6012214, 9249560, 12024428, 15030535, 18499120, 24048856, 30061070, 48097712, 60122140, 120244280, 240488560]

約数ペア:

[(1, 240488560), (2, 120244280), (4, 60122140), (5, 48097712), (8, 30061070), (10, 24048856), (13, 18499120), (16, 15030535), (20, 12024428), (26, 9249560), (40, 6012214), (52, 4624780), (53, 4537520), (65, 3699824), (80, 3006107), (104, 2312390), (106, 2268760), (130, 1849912), (208, 1156195), (212, 1134380), (260, 924956), (265, 907504), (424, 567190), (520, 462478), (530, 453752), (689, 349040), (848, 283595), (1040, 231239), (1060, 226876), (1378, 174520), (2120, 113438), (2756, 87260), (3445, 69808), (4240, 56719), (4363, 55120), (5512, 43630), (6890, 34904), (8726, 27560), (11024, 21815), (13780, 17452)]