64927380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{154589}}^1$

素因数の和:154608

約数の個数: 48

約数和(自身を含む): 207768960

約数和(自身を除く): 142841580

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, 154589, 309178, 463767, 618356, 772945, 927534, 1082123, 1545890, 1855068, 2164246, 2318835, 3091780, 3246369, 4328492, 4637670, 5410615, 6492738, 9275340, 10821230, 12985476, 16231845, 21642460, 32463690, 64927380]

約数ペア:

[(1, 64927380), (2, 32463690), (3, 21642460), (4, 16231845), (5, 12985476), (6, 10821230), (7, 9275340), (10, 6492738), (12, 5410615), (14, 4637670), (15, 4328492), (20, 3246369), (21, 3091780), (28, 2318835), (30, 2164246), (35, 1855068), (42, 1545890), (60, 1082123), (70, 927534), (84, 772945), (105, 618356), (140, 463767), (210, 309178), (420, 154589)]