139212640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{124297}}^1$

素因数の和:124319

約数の個数: 48

約数和(自身を含む): 375877152

約数和(自身を除く): 236664512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 124297, 248594, 497188, 621485, 870079, 994376, 1242970, 1740158, 1988752, 2485940, 3480316, 3977504, 4350395, 4971880, 6960632, 8700790, 9943760, 13921264, 17401580, 19887520, 27842528, 34803160, 69606320, 139212640]

約数ペア:

[(1, 139212640), (2, 69606320), (4, 34803160), (5, 27842528), (7, 19887520), (8, 17401580), (10, 13921264), (14, 9943760), (16, 8700790), (20, 6960632), (28, 4971880), (32, 4350395), (35, 3977504), (40, 3480316), (56, 2485940), (70, 1988752), (80, 1740158), (112, 1242970), (140, 994376), (160, 870079), (224, 621485), (280, 497188), (560, 248594), (1120, 124297)]