30907980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19079}}^1$

素因数の和:19100

約数の個数: 60

約数和(自身を含む): 96964560

約数和(自身を除く): 66056580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 19079, 38158, 57237, 76316, 95395, 114474, 171711, 190790, 228948, 286185, 343422, 381580, 515133, 572370, 686844, 858555, 1030266, 1144740, 1545399, 1717110, 2060532, 2575665, 3090798, 3434220, 5151330, 6181596, 7726995, 10302660, 15453990, 30907980]

約数ペア:

[(1, 30907980), (2, 15453990), (3, 10302660), (4, 7726995), (5, 6181596), (6, 5151330), (9, 3434220), (10, 3090798), (12, 2575665), (15, 2060532), (18, 1717110), (20, 1545399), (27, 1144740), (30, 1030266), (36, 858555), (45, 686844), (54, 572370), (60, 515133), (81, 381580), (90, 343422), (108, 286185), (135, 228948), (162, 190790), (180, 171711), (270, 114474), (324, 95395), (405, 76316), (540, 57237), (810, 38158), (1620, 19079)]