400533120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1824

約数の個数: 256

約数和(自身を含む): 1528531200

約数和(自身を除く): 1127998080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1783, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3566, 3744, 4160, 4320, 4680, 4992, 5349, 5616, 5760, 6240, 7020, 7132, 7488, 8320, 8640, 8915, 9360, 10698, 11232, 12480, 14040, 14264, 14976, 16047, 17280, 17830, 18720, 21396, 22464, 23179, 24960, 26745, 28080, 28528, 32094, 35660, 37440, 42792, 44928, 46358, 48141, 53490, 56160, 57056, 64188, 69537, 71320, 74880, 80235, 85584, 92716, 96282, 106980, 112320, 114112, 115895, 128376, 139074, 142640, 160470, 171168, 185432, 192564, 208611, 213960, 224640, 228224, 231790, 240705, 256752, 278148, 285280, 320940, 342336, 347685, 370864, 385128, 417222, 427920, 463580, 481410, 513504, 556296, 570560, 625833, 641880, 684672, 695370, 741728, 770256, 834444, 855840, 927160, 962820, 1027008, 1043055, 1112592, 1141120, 1251666, 1283760, 1390740, 1483456, 1540512, 1668888, 1711680, 1854320, 1925640, 2054016, 2086110, 2225184, 2503332, 2567520, 2781480, 2966912, 3081024, 3129165, 3337776, 3423360, 3708640, 3851280, 4172220, 4450368, 5006664, 5135040, 5562960, 6162048, 6258330, 6675552, 7417280, 7702560, 8344440, 8900736, 10013328, 10270080, 11125920, 12516660, 13351104, 14834560, 15405120, 16688880, 20026656, 22251840, 25033320, 26702208, 30810240, 33377760, 40053312, 44503680, 50066640, 66755520, 80106624, 100133280, 133511040, 200266560, 400533120]

約数ペア:

[(1, 400533120), (2, 200266560), (3, 133511040), (4, 100133280), (5, 80106624), (6, 66755520), (8, 50066640), (9, 44503680), (10, 40053312), (12, 33377760), (13, 30810240), (15, 26702208), (16, 25033320), (18, 22251840), (20, 20026656), (24, 16688880), (26, 15405120), (27, 14834560), (30, 13351104), (32, 12516660), (36, 11125920), (39, 10270080), (40, 10013328), (45, 8900736), (48, 8344440), (52, 7702560), (54, 7417280), (60, 6675552), (64, 6258330), (65, 6162048), (72, 5562960), (78, 5135040), (80, 5006664), (90, 4450368), (96, 4172220), (104, 3851280), (108, 3708640), (117, 3423360), (120, 3337776), (128, 3129165), (130, 3081024), (135, 2966912), (144, 2781480), (156, 2567520), (160, 2503332), (180, 2225184), (192, 2086110), (195, 2054016), (208, 1925640), (216, 1854320), (234, 1711680), (240, 1668888), (260, 1540512), (270, 1483456), (288, 1390740), (312, 1283760), (320, 1251666), (351, 1141120), (360, 1112592), (384, 1043055), (390, 1027008), (416, 962820), (432, 927160), (468, 855840), (480, 834444), (520, 770256), (540, 741728), (576, 695370), (585, 684672), (624, 641880), (640, 625833), (702, 570560), (720, 556296), (780, 513504), (832, 481410), (864, 463580), (936, 427920), (960, 417222), (1040, 385128), (1080, 370864), (1152, 347685), (1170, 342336), (1248, 320940), (1404, 285280), (1440, 278148), (1560, 256752), (1664, 240705), (1728, 231790), (1755, 228224), (1783, 224640), (1872, 213960), (1920, 208611), (2080, 192564), (2160, 185432), (2340, 171168), (2496, 160470), (2808, 142640), (2880, 139074), (3120, 128376), (3456, 115895), (3510, 114112), (3566, 112320), (3744, 106980), (4160, 96282), (4320, 92716), (4680, 85584), (4992, 80235), (5349, 74880), (5616, 71320), (5760, 69537), (6240, 64188), (7020, 57056), (7132, 56160), (7488, 53490), (8320, 48141), (8640, 46358), (8915, 44928), (9360, 42792), (10698, 37440), (11232, 35660), (12480, 32094), (14040, 28528), (14264, 28080), (14976, 26745), (16047, 24960), (17280, 23179), (17830, 22464), (18720, 21396)]