61276720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 149276160

約数和(自身を除く): 87999440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 172, 188, 215, 235, 344, 376, 379, 430, 470, 688, 752, 758, 860, 940, 1516, 1720, 1880, 1895, 2021, 3032, 3440, 3760, 3790, 4042, 6064, 7580, 8084, 10105, 15160, 16168, 16297, 17813, 20210, 30320, 32336, 32594, 35626, 40420, 65188, 71252, 80840, 81485, 89065, 130376, 142504, 161680, 162970, 178130, 260752, 285008, 325940, 356260, 651880, 712520, 765959, 1303760, 1425040, 1531918, 3063836, 3829795, 6127672, 7659590, 12255344, 15319180, 30638360, 61276720]

約数ペア:

[(1, 61276720), (2, 30638360), (4, 15319180), (5, 12255344), (8, 7659590), (10, 6127672), (16, 3829795), (20, 3063836), (40, 1531918), (43, 1425040), (47, 1303760), (80, 765959), (86, 712520), (94, 651880), (172, 356260), (188, 325940), (215, 285008), (235, 260752), (344, 178130), (376, 162970), (379, 161680), (430, 142504), (470, 130376), (688, 89065), (752, 81485), (758, 80840), (860, 71252), (940, 65188), (1516, 40420), (1720, 35626), (1880, 32594), (1895, 32336), (2021, 30320), (3032, 20210), (3440, 17813), (3760, 16297), (3790, 16168), (4042, 15160), (6064, 10105), (7580, 8084)]