248813740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1175

約数の個数: 96

約数和(自身を含む): 636249600

約数和(自身を除く): 387435860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 89, 95, 133, 140, 178, 190, 266, 356, 380, 445, 532, 623, 665, 890, 1051, 1246, 1330, 1691, 1780, 2102, 2492, 2660, 3115, 3382, 4204, 5255, 6230, 6764, 7357, 8455, 10510, 11837, 12460, 14714, 16910, 19969, 21020, 23674, 29428, 33820, 36785, 39938, 47348, 59185, 73570, 79876, 93539, 99845, 118370, 139783, 147140, 187078, 199690, 236740, 279566, 374156, 399380, 467695, 559132, 654773, 698915, 935390, 1309546, 1397830, 1777241, 1870780, 2619092, 2795660, 3273865, 3554482, 6547730, 7108964, 8886205, 12440687, 13095460, 17772410, 24881374, 35544820, 49762748, 62203435, 124406870, 248813740]

約数ペア:

[(1, 248813740), (2, 124406870), (4, 62203435), (5, 49762748), (7, 35544820), (10, 24881374), (14, 17772410), (19, 13095460), (20, 12440687), (28, 8886205), (35, 7108964), (38, 6547730), (70, 3554482), (76, 3273865), (89, 2795660), (95, 2619092), (133, 1870780), (140, 1777241), (178, 1397830), (190, 1309546), (266, 935390), (356, 698915), (380, 654773), (445, 559132), (532, 467695), (623, 399380), (665, 374156), (890, 279566), (1051, 236740), (1246, 199690), (1330, 187078), (1691, 147140), (1780, 139783), (2102, 118370), (2492, 99845), (2660, 93539), (3115, 79876), (3382, 73570), (4204, 59185), (5255, 47348), (6230, 39938), (6764, 36785), (7357, 33820), (8455, 29428), (10510, 23674), (11837, 21020), (12460, 19969), (14714, 16910)]