68931520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{30773}}^1$

素因数の和:30797

約数の個数: 56

約数和(自身を含む): 187598304

約数和(自身を除く): 118666784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 30773, 61546, 123092, 153865, 215411, 246184, 307730, 430822, 492368, 615460, 861644, 984736, 1077055, 1230920, 1723288, 1969472, 2154110, 2461840, 3446576, 4308220, 4923680, 6893152, 8616440, 9847360, 13786304, 17232880, 34465760, 68931520]

約数ペア:

[(1, 68931520), (2, 34465760), (4, 17232880), (5, 13786304), (7, 9847360), (8, 8616440), (10, 6893152), (14, 4923680), (16, 4308220), (20, 3446576), (28, 2461840), (32, 2154110), (35, 1969472), (40, 1723288), (56, 1230920), (64, 1077055), (70, 984736), (80, 861644), (112, 615460), (140, 492368), (160, 430822), (224, 307730), (280, 246184), (320, 215411), (448, 153865), (560, 123092), (1120, 61546), (2240, 30773)]