140663120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4363}}^1$

素因数の和:4420

約数の個数: 80

約数和(自身を含む): 363643392

約数和(自身を除く): 222980272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4363, 6448, 8060, 8726, 16120, 17452, 21815, 32240, 34904, 43630, 56719, 69808, 87260, 113438, 135253, 174520, 226876, 270506, 283595, 349040, 453752, 541012, 567190, 676265, 907504, 1082024, 1134380, 1352530, 1758289, 2164048, 2268760, 2705060, 3516578, 4537520, 5410120, 7033156, 8791445, 10820240, 14066312, 17582890, 28132624, 35165780, 70331560, 140663120]

約数ペア:

[(1, 140663120), (2, 70331560), (4, 35165780), (5, 28132624), (8, 17582890), (10, 14066312), (13, 10820240), (16, 8791445), (20, 7033156), (26, 5410120), (31, 4537520), (40, 3516578), (52, 2705060), (62, 2268760), (65, 2164048), (80, 1758289), (104, 1352530), (124, 1134380), (130, 1082024), (155, 907504), (208, 676265), (248, 567190), (260, 541012), (310, 453752), (403, 349040), (496, 283595), (520, 270506), (620, 226876), (806, 174520), (1040, 135253), (1240, 113438), (1612, 87260), (2015, 69808), (2480, 56719), (3224, 43630), (4030, 34904), (4363, 32240), (6448, 21815), (8060, 17452), (8726, 16120)]