80365320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31891}}^1$

素因数の和:31915

約数の個数: 96

約数和(自身を含む): 298509120

約数和(自身を除く): 218143800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31891, 63782, 95673, 127564, 159455, 191346, 223237, 255128, 287019, 318910, 382692, 446474, 478365, 574038, 637820, 669711, 765384, 892948, 956730, 1116185, 1148076, 1275640, 1339422, 1435095, 1785896, 1913460, 2009133, 2232370, 2296152, 2678844, 2870190, 3348555, 3826920, 4018266, 4464740, 5357688, 5740380, 6697110, 8036532, 8929480, 10045665, 11480760, 13394220, 16073064, 20091330, 26788440, 40182660, 80365320]

約数ペア:

[(1, 80365320), (2, 40182660), (3, 26788440), (4, 20091330), (5, 16073064), (6, 13394220), (7, 11480760), (8, 10045665), (9, 8929480), (10, 8036532), (12, 6697110), (14, 5740380), (15, 5357688), (18, 4464740), (20, 4018266), (21, 3826920), (24, 3348555), (28, 2870190), (30, 2678844), (35, 2296152), (36, 2232370), (40, 2009133), (42, 1913460), (45, 1785896), (56, 1435095), (60, 1339422), (63, 1275640), (70, 1148076), (72, 1116185), (84, 956730), (90, 892948), (105, 765384), (120, 669711), (126, 637820), (140, 574038), (168, 478365), (180, 446474), (210, 382692), (252, 318910), (280, 287019), (315, 255128), (360, 223237), (420, 191346), (504, 159455), (630, 127564), (840, 95673), (1260, 63782), (2520, 31891)]