56378320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 142848000

約数和(自身を除く): 86469680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1279, 1520, 2204, 2320, 2558, 2755, 4408, 5116, 5510, 6395, 8816, 10232, 11020, 12790, 20464, 22040, 24301, 25580, 37091, 44080, 48602, 51160, 74182, 97204, 102320, 121505, 148364, 185455, 194408, 243010, 296728, 370910, 388816, 486020, 593456, 704729, 741820, 972040, 1409458, 1483640, 1944080, 2818916, 2967280, 3523645, 5637832, 7047290, 11275664, 14094580, 28189160, 56378320]

約数ペア:

[(1, 56378320), (2, 28189160), (4, 14094580), (5, 11275664), (8, 7047290), (10, 5637832), (16, 3523645), (19, 2967280), (20, 2818916), (29, 1944080), (38, 1483640), (40, 1409458), (58, 972040), (76, 741820), (80, 704729), (95, 593456), (116, 486020), (145, 388816), (152, 370910), (190, 296728), (232, 243010), (290, 194408), (304, 185455), (380, 148364), (464, 121505), (551, 102320), (580, 97204), (760, 74182), (1102, 51160), (1160, 48602), (1279, 44080), (1520, 37091), (2204, 25580), (2320, 24301), (2558, 22040), (2755, 20464), (4408, 12790), (5116, 11020), (5510, 10232), (6395, 8816)]