245679420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{584951}}^1$

素因数の和:584970

約数の個数: 48

約数和(自身を含む): 786175488

約数和(自身を除く): 540496068

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, 584951, 1169902, 1754853, 2339804, 2924755, 3509706, 4094657, 5849510, 7019412, 8189314, 8774265, 11699020, 12283971, 16378628, 17548530, 20473285, 24567942, 35097060, 40946570, 49135884, 61419855, 81893140, 122839710, 245679420]

約数ペア:

[(1, 245679420), (2, 122839710), (3, 81893140), (4, 61419855), (5, 49135884), (6, 40946570), (7, 35097060), (10, 24567942), (12, 20473285), (14, 17548530), (15, 16378628), (20, 12283971), (21, 11699020), (28, 8774265), (30, 8189314), (35, 7019412), (42, 5849510), (60, 4094657), (70, 3509706), (84, 2924755), (105, 2339804), (140, 1754853), (210, 1169902), (420, 584951)]