204967560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{244009}}^1$

素因数の和:244030

約数の個数: 64

約数和(自身を含む): 702748800

約数和(自身を除く): 497781240

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, 244009, 488018, 732027, 976036, 1220045, 1464054, 1708063, 1952072, 2440090, 2928108, 3416126, 3660135, 4880180, 5124189, 5856216, 6832252, 7320270, 8540315, 9760360, 10248378, 13664504, 14640540, 17080630, 20496756, 25620945, 29281080, 34161260, 40993512, 51241890, 68322520, 102483780, 204967560]

約数ペア:

[(1, 204967560), (2, 102483780), (3, 68322520), (4, 51241890), (5, 40993512), (6, 34161260), (7, 29281080), (8, 25620945), (10, 20496756), (12, 17080630), (14, 14640540), (15, 13664504), (20, 10248378), (21, 9760360), (24, 8540315), (28, 7320270), (30, 6832252), (35, 5856216), (40, 5124189), (42, 4880180), (56, 3660135), (60, 3416126), (70, 2928108), (84, 2440090), (105, 1952072), (120, 1708063), (140, 1464054), (168, 1220045), (210, 976036), (280, 732027), (420, 488018), (840, 244009)]