98965980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18959}}^1$

素因数の和:19003

約数の個数: 72

約数和(自身を含む): 310564800

約数和(自身を除く): 211598820

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, 18959, 37918, 56877, 75836, 94795, 113754, 170631, 189590, 227508, 284385, 341262, 379180, 549811, 568770, 682524, 853155, 1099622, 1137540, 1649433, 1706310, 2199244, 2749055, 3298866, 3412620, 4948299, 5498110, 6597732, 8247165, 9896598, 10996220, 16494330, 19793196, 24741495, 32988660, 49482990, 98965980]

約数ペア:

[(1, 98965980), (2, 49482990), (3, 32988660), (4, 24741495), (5, 19793196), (6, 16494330), (9, 10996220), (10, 9896598), (12, 8247165), (15, 6597732), (18, 5498110), (20, 4948299), (29, 3412620), (30, 3298866), (36, 2749055), (45, 2199244), (58, 1706310), (60, 1649433), (87, 1137540), (90, 1099622), (116, 853155), (145, 682524), (174, 568770), (180, 549811), (261, 379180), (290, 341262), (348, 284385), (435, 227508), (522, 189590), (580, 170631), (870, 113754), (1044, 94795), (1305, 75836), (1740, 56877), (2610, 37918), (5220, 18959)]