128637120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2851}}^1$

素因数の和:2918

約数の個数: 112

約数和(自身を含む): 417259008

約数和(自身を除く): 288621888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 141, 160, 188, 192, 235, 240, 282, 320, 376, 470, 480, 564, 705, 752, 940, 960, 1128, 1410, 1504, 1880, 2256, 2820, 2851, 3008, 3760, 4512, 5640, 5702, 7520, 8553, 9024, 11280, 11404, 14255, 15040, 17106, 22560, 22808, 28510, 34212, 42765, 45120, 45616, 57020, 68424, 85530, 91232, 114040, 133997, 136848, 171060, 182464, 228080, 267994, 273696, 342120, 401991, 456160, 535988, 547392, 669985, 684240, 803982, 912320, 1071976, 1339970, 1368480, 1607964, 2009955, 2143952, 2679940, 2736960, 3215928, 4019910, 4287904, 5359880, 6431856, 8039820, 8575808, 10719760, 12863712, 16079640, 21439520, 25727424, 32159280, 42879040, 64318560, 128637120]

約数ペア:

[(1, 128637120), (2, 64318560), (3, 42879040), (4, 32159280), (5, 25727424), (6, 21439520), (8, 16079640), (10, 12863712), (12, 10719760), (15, 8575808), (16, 8039820), (20, 6431856), (24, 5359880), (30, 4287904), (32, 4019910), (40, 3215928), (47, 2736960), (48, 2679940), (60, 2143952), (64, 2009955), (80, 1607964), (94, 1368480), (96, 1339970), (120, 1071976), (141, 912320), (160, 803982), (188, 684240), (192, 669985), (235, 547392), (240, 535988), (282, 456160), (320, 401991), (376, 342120), (470, 273696), (480, 267994), (564, 228080), (705, 182464), (752, 171060), (940, 136848), (960, 133997), (1128, 114040), (1410, 91232), (1504, 85530), (1880, 68424), (2256, 57020), (2820, 45616), (2851, 45120), (3008, 42765), (3760, 34212), (4512, 28510), (5640, 22808), (5702, 22560), (7520, 17106), (8553, 15040), (9024, 14255), (11280, 11404)]