931757320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 2314902240

約数和(自身を除く): 1383144920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 113, 130, 157, 202, 226, 260, 314, 404, 452, 505, 520, 565, 628, 785, 808, 904, 1010, 1130, 1256, 1313, 1469, 1570, 2020, 2041, 2260, 2626, 2938, 3140, 4040, 4082, 4520, 5252, 5876, 6280, 6565, 7345, 8164, 10205, 10504, 11413, 11752, 13130, 14690, 15857, 16328, 17741, 20410, 22826, 26260, 29380, 31714, 35482, 40820, 45652, 52520, 57065, 58760, 63428, 70964, 79285, 81640, 88705, 91304, 114130, 126856, 141928, 148369, 158570, 177410, 206141, 228260, 230633, 296738, 317140, 354820, 412282, 456520, 461266, 593476, 634280, 709640, 741845, 824564, 922532, 1030705, 1153165, 1186952, 1483690, 1649128, 1791841, 1845064, 2061410, 2306330, 2967380, 3583682, 4122820, 4612660, 5934760, 7167364, 8245640, 8959205, 9225320, 14334728, 17918410, 23293933, 35836820, 46587866, 71673640, 93175732, 116469665, 186351464, 232939330, 465878660, 931757320]

約数ペア:

[(1, 931757320), (2, 465878660), (4, 232939330), (5, 186351464), (8, 116469665), (10, 93175732), (13, 71673640), (20, 46587866), (26, 35836820), (40, 23293933), (52, 17918410), (65, 14334728), (101, 9225320), (104, 8959205), (113, 8245640), (130, 7167364), (157, 5934760), (202, 4612660), (226, 4122820), (260, 3583682), (314, 2967380), (404, 2306330), (452, 2061410), (505, 1845064), (520, 1791841), (565, 1649128), (628, 1483690), (785, 1186952), (808, 1153165), (904, 1030705), (1010, 922532), (1130, 824564), (1256, 741845), (1313, 709640), (1469, 634280), (1570, 593476), (2020, 461266), (2041, 456520), (2260, 412282), (2626, 354820), (2938, 317140), (3140, 296738), (4040, 230633), (4082, 228260), (4520, 206141), (5252, 177410), (5876, 158570), (6280, 148369), (6565, 141928), (7345, 126856), (8164, 114130), (10205, 91304), (10504, 88705), (11413, 81640), (11752, 79285), (13130, 70964), (14690, 63428), (15857, 58760), (16328, 57065), (17741, 52520), (20410, 45652), (22826, 40820), (26260, 35482), (29380, 31714)]