8721904860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1670863}}^1$

素因数の和:1670907

約数の個数: 72

約数和(自身を含む): 27368752320

約数和(自身を除く): 18646847460

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, 1670863, 3341726, 5012589, 6683452, 8354315, 10025178, 15037767, 16708630, 20050356, 25062945, 30075534, 33417260, 48455027, 50125890, 60151068, 75188835, 96910054, 100251780, 145365081, 150377670, 193820108, 242275135, 290730162, 300755340, 436095243, 484550270, 581460324, 726825405, 872190486, 969100540, 1453650810, 1744380972, 2180476215, 2907301620, 4360952430, 8721904860]

約数ペア:

[(1, 8721904860), (2, 4360952430), (3, 2907301620), (4, 2180476215), (5, 1744380972), (6, 1453650810), (9, 969100540), (10, 872190486), (12, 726825405), (15, 581460324), (18, 484550270), (20, 436095243), (29, 300755340), (30, 290730162), (36, 242275135), (45, 193820108), (58, 150377670), (60, 145365081), (87, 100251780), (90, 96910054), (116, 75188835), (145, 60151068), (174, 50125890), (180, 48455027), (261, 33417260), (290, 30075534), (348, 25062945), (435, 20050356), (522, 16708630), (580, 15037767), (870, 10025178), (1044, 8354315), (1305, 6683452), (1740, 5012589), (2610, 3341726), (5220, 1670863)]