209128860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{40063}}^1$

素因数の和:40107

約数の個数: 72

約数和(自身を含む): 656248320

約数和(自身を除く): 447119460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 40063, 80126, 120189, 160252, 200315, 240378, 360567, 400630, 480756, 600945, 721134, 801260, 1161827, 1201890, 1442268, 1802835, 2323654, 2403780, 3485481, 3605670, 4647308, 5809135, 6970962, 7211340, 10456443, 11618270, 13941924, 17427405, 20912886, 23236540, 34854810, 41825772, 52282215, 69709620, 104564430, 209128860]

約数ペア:

[(1, 209128860), (2, 104564430), (3, 69709620), (4, 52282215), (5, 41825772), (6, 34854810), (9, 23236540), (10, 20912886), (12, 17427405), (15, 13941924), (18, 11618270), (20, 10456443), (29, 7211340), (30, 6970962), (36, 5809135), (45, 4647308), (58, 3605670), (60, 3485481), (87, 2403780), (90, 2323654), (116, 1802835), (145, 1442268), (174, 1201890), (180, 1161827), (261, 801260), (290, 721134), (348, 600945), (435, 480756), (522, 400630), (580, 360567), (870, 240378), (1044, 200315), (1305, 160252), (1740, 120189), (2610, 80126), (5220, 40063)]