1220221584

素因数分解:

$2^4\times 3^5\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2179

約数の個数: 120

約数和(自身を含む): 3565744000

約数和(自身を除く): 2345522416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 157, 162, 216, 243, 314, 324, 432, 471, 486, 628, 648, 942, 972, 1256, 1296, 1413, 1884, 1944, 1999, 2512, 2826, 3768, 3888, 3998, 4239, 5652, 5997, 7536, 7996, 8478, 11304, 11994, 12717, 15992, 16956, 17991, 22608, 23988, 25434, 31984, 33912, 35982, 38151, 47976, 50868, 53973, 67824, 71964, 76302, 95952, 101736, 107946, 143928, 152604, 161919, 203472, 215892, 287856, 305208, 313843, 323838, 431784, 485757, 610416, 627686, 647676, 863568, 941529, 971514, 1255372, 1295352, 1883058, 1943028, 2510744, 2590704, 2824587, 3766116, 3886056, 5021488, 5649174, 7532232, 7772112, 8473761, 11298348, 15064464, 16947522, 22596696, 25421283, 33895044, 45193392, 50842566, 67790088, 76263849, 101685132, 135580176, 152527698, 203370264, 305055396, 406740528, 610110792, 1220221584]

約数ペア:

[(1, 1220221584), (2, 610110792), (3, 406740528), (4, 305055396), (6, 203370264), (8, 152527698), (9, 135580176), (12, 101685132), (16, 76263849), (18, 67790088), (24, 50842566), (27, 45193392), (36, 33895044), (48, 25421283), (54, 22596696), (72, 16947522), (81, 15064464), (108, 11298348), (144, 8473761), (157, 7772112), (162, 7532232), (216, 5649174), (243, 5021488), (314, 3886056), (324, 3766116), (432, 2824587), (471, 2590704), (486, 2510744), (628, 1943028), (648, 1883058), (942, 1295352), (972, 1255372), (1256, 971514), (1296, 941529), (1413, 863568), (1884, 647676), (1944, 627686), (1999, 610416), (2512, 485757), (2826, 431784), (3768, 323838), (3888, 313843), (3998, 305208), (4239, 287856), (5652, 215892), (5997, 203472), (7536, 161919), (7996, 152604), (8478, 143928), (11304, 107946), (11994, 101736), (12717, 95952), (15992, 76302), (16956, 71964), (17991, 67824), (22608, 53973), (23988, 50868), (25434, 47976), (31984, 38151), (33912, 35982)]