140191380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111263}}^1$

素因数の和:111285

約数の個数: 72

約数和(自身を含む): 486001152

約数和(自身を除く): 345809772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111263, 222526, 333789, 445052, 556315, 667578, 778841, 1001367, 1112630, 1335156, 1557682, 1668945, 2002734, 2225260, 2336523, 3115364, 3337890, 3894205, 4005468, 4673046, 5006835, 6675780, 7009569, 7788410, 9346092, 10013670, 11682615, 14019138, 15576820, 20027340, 23365230, 28038276, 35047845, 46730460, 70095690, 140191380]

約数ペア:

[(1, 140191380), (2, 70095690), (3, 46730460), (4, 35047845), (5, 28038276), (6, 23365230), (7, 20027340), (9, 15576820), (10, 14019138), (12, 11682615), (14, 10013670), (15, 9346092), (18, 7788410), (20, 7009569), (21, 6675780), (28, 5006835), (30, 4673046), (35, 4005468), (36, 3894205), (42, 3337890), (45, 3115364), (60, 2336523), (63, 2225260), (70, 2002734), (84, 1668945), (90, 1557682), (105, 1335156), (126, 1112630), (140, 1001367), (180, 778841), (210, 667578), (252, 556315), (315, 445052), (420, 333789), (630, 222526), (1260, 111263)]