123810080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 311169600

約数和(自身を除く): 187359520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 139, 152, 160, 190, 278, 293, 304, 380, 556, 586, 608, 695, 760, 1112, 1172, 1390, 1465, 1520, 2224, 2344, 2641, 2780, 2930, 3040, 4448, 4688, 5282, 5560, 5567, 5860, 9376, 10564, 11120, 11134, 11720, 13205, 21128, 22240, 22268, 23440, 26410, 27835, 40727, 42256, 44536, 46880, 52820, 55670, 81454, 84512, 89072, 105640, 111340, 162908, 178144, 203635, 211280, 222680, 325816, 407270, 422560, 445360, 651632, 773813, 814540, 890720, 1303264, 1547626, 1629080, 3095252, 3258160, 3869065, 6190504, 6516320, 7738130, 12381008, 15476260, 24762016, 30952520, 61905040, 123810080]

約数ペア:

[(1, 123810080), (2, 61905040), (4, 30952520), (5, 24762016), (8, 15476260), (10, 12381008), (16, 7738130), (19, 6516320), (20, 6190504), (32, 3869065), (38, 3258160), (40, 3095252), (76, 1629080), (80, 1547626), (95, 1303264), (139, 890720), (152, 814540), (160, 773813), (190, 651632), (278, 445360), (293, 422560), (304, 407270), (380, 325816), (556, 222680), (586, 211280), (608, 203635), (695, 178144), (760, 162908), (1112, 111340), (1172, 105640), (1390, 89072), (1465, 84512), (1520, 81454), (2224, 55670), (2344, 52820), (2641, 46880), (2780, 44536), (2930, 42256), (3040, 40727), (4448, 27835), (4688, 26410), (5282, 23440), (5560, 22268), (5567, 22240), (5860, 21128), (9376, 13205), (10564, 11720), (11120, 11134)]