397812480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{613}}^1$

素因数の和:663

約数の個数: 216

約数和(自身を含む): 1378007568

約数和(自身を除く): 980195088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 613, 624, 640, 676, 768, 780, 832, 845, 960, 1014, 1040, 1226, 1248, 1280, 1352, 1560, 1664, 1690, 1839, 1920, 2028, 2080, 2452, 2496, 2535, 2704, 3065, 3120, 3328, 3380, 3678, 3840, 4056, 4160, 4904, 4992, 5070, 5408, 6130, 6240, 6760, 7356, 7969, 8112, 8320, 9195, 9808, 9984, 10140, 10816, 12260, 12480, 13520, 14712, 15938, 16224, 16640, 18390, 19616, 20280, 21632, 23907, 24520, 24960, 27040, 29424, 31876, 32448, 36780, 39232, 39845, 40560, 43264, 47814, 49040, 49920, 54080, 58848, 63752, 64896, 73560, 78464, 79690, 81120, 95628, 98080, 103597, 108160, 117696, 119535, 127504, 129792, 147120, 156928, 159380, 162240, 191256, 196160, 207194, 216320, 235392, 239070, 255008, 294240, 310791, 318760, 324480, 382512, 392320, 414388, 470784, 478140, 510016, 517985, 588480, 621582, 637520, 648960, 765024, 784640, 828776, 956280, 1020032, 1035970, 1176960, 1243164, 1275040, 1530048, 1553955, 1657552, 1912560, 2040064, 2071940, 2353920, 2486328, 2550080, 3060096, 3107910, 3315104, 3825120, 4143880, 4972656, 5100160, 6120192, 6215820, 6630208, 7650240, 8287760, 9945312, 10200320, 12431640, 13260416, 15300480, 16575520, 19890624, 24863280, 26520832, 30600960, 33151040, 39781248, 49726560, 66302080, 79562496, 99453120, 132604160, 198906240, 397812480]

約数ペア:

[(1, 397812480), (2, 198906240), (3, 132604160), (4, 99453120), (5, 79562496), (6, 66302080), (8, 49726560), (10, 39781248), (12, 33151040), (13, 30600960), (15, 26520832), (16, 24863280), (20, 19890624), (24, 16575520), (26, 15300480), (30, 13260416), (32, 12431640), (39, 10200320), (40, 9945312), (48, 8287760), (52, 7650240), (60, 6630208), (64, 6215820), (65, 6120192), (78, 5100160), (80, 4972656), (96, 4143880), (104, 3825120), (120, 3315104), (128, 3107910), (130, 3060096), (156, 2550080), (160, 2486328), (169, 2353920), (192, 2071940), (195, 2040064), (208, 1912560), (240, 1657552), (256, 1553955), (260, 1530048), (312, 1275040), (320, 1243164), (338, 1176960), (384, 1035970), (390, 1020032), (416, 956280), (480, 828776), (507, 784640), (520, 765024), (613, 648960), (624, 637520), (640, 621582), (676, 588480), (768, 517985), (780, 510016), (832, 478140), (845, 470784), (960, 414388), (1014, 392320), (1040, 382512), (1226, 324480), (1248, 318760), (1280, 310791), (1352, 294240), (1560, 255008), (1664, 239070), (1690, 235392), (1839, 216320), (1920, 207194), (2028, 196160), (2080, 191256), (2452, 162240), (2496, 159380), (2535, 156928), (2704, 147120), (3065, 129792), (3120, 127504), (3328, 119535), (3380, 117696), (3678, 108160), (3840, 103597), (4056, 98080), (4160, 95628), (4904, 81120), (4992, 79690), (5070, 78464), (5408, 73560), (6130, 64896), (6240, 63752), (6760, 58848), (7356, 54080), (7969, 49920), (8112, 49040), (8320, 47814), (9195, 43264), (9808, 40560), (9984, 39845), (10140, 39232), (10816, 36780), (12260, 32448), (12480, 31876), (13520, 29424), (14712, 27040), (15938, 24960), (16224, 24520), (16640, 23907), (18390, 21632), (19616, 20280)]