165907980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43891}}^1$

素因数の和:43916

約数の個数: 96

約数和(自身を含む): 589908480

約数和(自身を除く): 424000500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 43891, 87782, 131673, 175564, 219455, 263346, 307237, 395019, 438910, 526692, 614474, 658365, 790038, 877820, 921711, 1185057, 1228948, 1316730, 1536185, 1580076, 1843422, 1975095, 2370114, 2633460, 2765133, 3072370, 3686844, 3950190, 4608555, 4740228, 5530266, 5925285, 6144740, 7900380, 8295399, 9217110, 11060532, 11850570, 13825665, 16590798, 18434220, 23701140, 27651330, 33181596, 41476995, 55302660, 82953990, 165907980]

約数ペア:

[(1, 165907980), (2, 82953990), (3, 55302660), (4, 41476995), (5, 33181596), (6, 27651330), (7, 23701140), (9, 18434220), (10, 16590798), (12, 13825665), (14, 11850570), (15, 11060532), (18, 9217110), (20, 8295399), (21, 7900380), (27, 6144740), (28, 5925285), (30, 5530266), (35, 4740228), (36, 4608555), (42, 3950190), (45, 3686844), (54, 3072370), (60, 2765133), (63, 2633460), (70, 2370114), (84, 1975095), (90, 1843422), (105, 1580076), (108, 1536185), (126, 1316730), (135, 1228948), (140, 1185057), (180, 921711), (189, 877820), (210, 790038), (252, 658365), (270, 614474), (315, 526692), (378, 438910), (420, 395019), (540, 307237), (630, 263346), (756, 219455), (945, 175564), (1260, 131673), (1890, 87782), (3780, 43891)]