260575840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1181}}^1$

素因数の和:1400

約数の個数: 96

約数和(自身を含む): 707724864

約数和(自身を除く): 447149024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 197, 224, 280, 394, 560, 788, 985, 1120, 1181, 1379, 1576, 1970, 2362, 2758, 3152, 3940, 4724, 5516, 5905, 6304, 6895, 7880, 8267, 9448, 11032, 11810, 13790, 15760, 16534, 18896, 22064, 23620, 27580, 31520, 33068, 37792, 41335, 44128, 47240, 55160, 66136, 82670, 94480, 110320, 132272, 165340, 188960, 220640, 232657, 264544, 330680, 465314, 661360, 930628, 1163285, 1322720, 1628599, 1861256, 2326570, 3257198, 3722512, 4653140, 6514396, 7445024, 8142995, 9306280, 13028792, 16285990, 18612560, 26057584, 32571980, 37225120, 52115168, 65143960, 130287920, 260575840]

約数ペア:

[(1, 260575840), (2, 130287920), (4, 65143960), (5, 52115168), (7, 37225120), (8, 32571980), (10, 26057584), (14, 18612560), (16, 16285990), (20, 13028792), (28, 9306280), (32, 8142995), (35, 7445024), (40, 6514396), (56, 4653140), (70, 3722512), (80, 3257198), (112, 2326570), (140, 1861256), (160, 1628599), (197, 1322720), (224, 1163285), (280, 930628), (394, 661360), (560, 465314), (788, 330680), (985, 264544), (1120, 232657), (1181, 220640), (1379, 188960), (1576, 165340), (1970, 132272), (2362, 110320), (2758, 94480), (3152, 82670), (3940, 66136), (4724, 55160), (5516, 47240), (5905, 44128), (6304, 41335), (6895, 37792), (7880, 33068), (8267, 31520), (9448, 27580), (11032, 23620), (11810, 22064), (13790, 18896), (15760, 16534)]