391553280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:897

約数の個数: 216

約数和(自身を含む): 1389449880

約数和(自身を除く): 997896600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 256, 288, 320, 328, 360, 369, 384, 410, 480, 492, 576, 615, 640, 656, 720, 738, 768, 820, 829, 960, 984, 1152, 1230, 1280, 1312, 1440, 1476, 1640, 1658, 1845, 1920, 1968, 2304, 2460, 2487, 2624, 2880, 2952, 3280, 3316, 3690, 3840, 3936, 4145, 4920, 4974, 5248, 5760, 5904, 6560, 6632, 7380, 7461, 7872, 8290, 9840, 9948, 10496, 11520, 11808, 12435, 13120, 13264, 14760, 14922, 15744, 16580, 19680, 19896, 23616, 24870, 26240, 26528, 29520, 29844, 31488, 33160, 33989, 37305, 39360, 39792, 47232, 49740, 52480, 53056, 59040, 59688, 66320, 67978, 74610, 78720, 79584, 94464, 99480, 101967, 106112, 118080, 119376, 132640, 135956, 149220, 157440, 159168, 169945, 198960, 203934, 212224, 236160, 238752, 265280, 271912, 298440, 305901, 318336, 339890, 397920, 407868, 472320, 477504, 509835, 530560, 543824, 596880, 611802, 636672, 679780, 795840, 815736, 955008, 1019670, 1061120, 1087648, 1193760, 1223604, 1359560, 1529505, 1591680, 1631472, 1910016, 2039340, 2175296, 2387520, 2447208, 2719120, 3059010, 3183360, 3262944, 4078680, 4350592, 4775040, 4894416, 5438240, 6118020, 6525888, 8157360, 8701184, 9550080, 9788832, 10876480, 12236040, 13051776, 16314720, 19577664, 21752960, 24472080, 26103552, 32629440, 39155328, 43505920, 48944160, 65258880, 78310656, 97888320, 130517760, 195776640, 391553280]

約数ペア:

[(1, 391553280), (2, 195776640), (3, 130517760), (4, 97888320), (5, 78310656), (6, 65258880), (8, 48944160), (9, 43505920), (10, 39155328), (12, 32629440), (15, 26103552), (16, 24472080), (18, 21752960), (20, 19577664), (24, 16314720), (30, 13051776), (32, 12236040), (36, 10876480), (40, 9788832), (41, 9550080), (45, 8701184), (48, 8157360), (60, 6525888), (64, 6118020), (72, 5438240), (80, 4894416), (82, 4775040), (90, 4350592), (96, 4078680), (120, 3262944), (123, 3183360), (128, 3059010), (144, 2719120), (160, 2447208), (164, 2387520), (180, 2175296), (192, 2039340), (205, 1910016), (240, 1631472), (246, 1591680), (256, 1529505), (288, 1359560), (320, 1223604), (328, 1193760), (360, 1087648), (369, 1061120), (384, 1019670), (410, 955008), (480, 815736), (492, 795840), (576, 679780), (615, 636672), (640, 611802), (656, 596880), (720, 543824), (738, 530560), (768, 509835), (820, 477504), (829, 472320), (960, 407868), (984, 397920), (1152, 339890), (1230, 318336), (1280, 305901), (1312, 298440), (1440, 271912), (1476, 265280), (1640, 238752), (1658, 236160), (1845, 212224), (1920, 203934), (1968, 198960), (2304, 169945), (2460, 159168), (2487, 157440), (2624, 149220), (2880, 135956), (2952, 132640), (3280, 119376), (3316, 118080), (3690, 106112), (3840, 101967), (3936, 99480), (4145, 94464), (4920, 79584), (4974, 78720), (5248, 74610), (5760, 67978), (5904, 66320), (6560, 59688), (6632, 59040), (7380, 53056), (7461, 52480), (7872, 49740), (8290, 47232), (9840, 39792), (9948, 39360), (10496, 37305), (11520, 33989), (11808, 33160), (12435, 31488), (13120, 29844), (13264, 29520), (14760, 26528), (14922, 26240), (15744, 24870), (16580, 23616), (19680, 19896)]