1298316208

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19681}}^1$

素因数の和:19746

約数の個数: 80

約数和(自身を含む): 3123927040

約数和(自身を除く): 1825610832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 3472, 4123, 4712, 8246, 9424, 16492, 19681, 32984, 39362, 65968, 78724, 137767, 157448, 275534, 314896, 373939, 551068, 610111, 747878, 1102136, 1220222, 1495756, 2204272, 2440444, 2617573, 2991512, 4270777, 4880888, 5235146, 5983024, 8541554, 9761776, 10470292, 11592109, 17083108, 20940584, 23184218, 34166216, 41881168, 46368436, 68332432, 81144763, 92736872, 162289526, 185473744, 324579052, 649158104, 1298316208]

約数ペア:

[(1, 1298316208), (2, 649158104), (4, 324579052), (7, 185473744), (8, 162289526), (14, 92736872), (16, 81144763), (19, 68332432), (28, 46368436), (31, 41881168), (38, 34166216), (56, 23184218), (62, 20940584), (76, 17083108), (112, 11592109), (124, 10470292), (133, 9761776), (152, 8541554), (217, 5983024), (248, 5235146), (266, 4880888), (304, 4270777), (434, 2991512), (496, 2617573), (532, 2440444), (589, 2204272), (868, 1495756), (1064, 1220222), (1178, 1102136), (1736, 747878), (2128, 610111), (2356, 551068), (3472, 373939), (4123, 314896), (4712, 275534), (8246, 157448), (9424, 137767), (16492, 78724), (19681, 65968), (32984, 39362)]