56507640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67271}}^1$

素因数の和:67292

約数の個数: 64

約数和(自身を含む): 193743360

約数和(自身を除く): 137235720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 67271, 134542, 201813, 269084, 336355, 403626, 470897, 538168, 672710, 807252, 941794, 1009065, 1345420, 1412691, 1614504, 1883588, 2018130, 2354485, 2690840, 2825382, 3767176, 4036260, 4708970, 5650764, 7063455, 8072520, 9417940, 11301528, 14126910, 18835880, 28253820, 56507640]

約数ペア:

[(1, 56507640), (2, 28253820), (3, 18835880), (4, 14126910), (5, 11301528), (6, 9417940), (7, 8072520), (8, 7063455), (10, 5650764), (12, 4708970), (14, 4036260), (15, 3767176), (20, 2825382), (21, 2690840), (24, 2354485), (28, 2018130), (30, 1883588), (35, 1614504), (40, 1412691), (42, 1345420), (56, 1009065), (60, 941794), (70, 807252), (84, 672710), (105, 538168), (120, 470897), (140, 403626), (168, 336355), (210, 269084), (280, 201813), (420, 134542), (840, 67271)]