290414460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{691463}}^1$

素因数の和:691482

約数の個数: 48

約数和(自身を含む): 929327616

約数和(自身を除く): 638913156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 691463, 1382926, 2074389, 2765852, 3457315, 4148778, 4840241, 6914630, 8297556, 9680482, 10371945, 13829260, 14520723, 19360964, 20743890, 24201205, 29041446, 41487780, 48402410, 58082892, 72603615, 96804820, 145207230, 290414460]

約数ペア:

[(1, 290414460), (2, 145207230), (3, 96804820), (4, 72603615), (5, 58082892), (6, 48402410), (7, 41487780), (10, 29041446), (12, 24201205), (14, 20743890), (15, 19360964), (20, 14520723), (21, 13829260), (28, 10371945), (30, 9680482), (35, 8297556), (42, 6914630), (60, 4840241), (70, 4148778), (84, 3457315), (105, 2765852), (140, 2074389), (210, 1382926), (420, 691463)]