280483840

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 288

約数和(自身を含む): 862701840

約数和(自身を除く): 582218000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 49, 52, 56, 64, 65, 70, 80, 86, 91, 98, 104, 112, 128, 130, 140, 160, 172, 182, 196, 208, 215, 224, 245, 256, 260, 280, 301, 320, 344, 364, 392, 416, 430, 448, 455, 490, 512, 520, 559, 560, 602, 637, 640, 688, 728, 784, 832, 860, 896, 910, 980, 1024, 1040, 1118, 1120, 1204, 1274, 1280, 1376, 1456, 1505, 1568, 1664, 1720, 1792, 1820, 1960, 2048, 2080, 2107, 2236, 2240, 2408, 2548, 2560, 2752, 2795, 2912, 3010, 3136, 3185, 3328, 3440, 3584, 3640, 3913, 3920, 4160, 4214, 4472, 4480, 4816, 5096, 5120, 5504, 5590, 5824, 6020, 6272, 6370, 6656, 6880, 7168, 7280, 7826, 7840, 8320, 8428, 8944, 8960, 9632, 10192, 10240, 10535, 11008, 11180, 11648, 12040, 12544, 12740, 13312, 13760, 14336, 14560, 15652, 15680, 16640, 16856, 17888, 17920, 19264, 19565, 20384, 21070, 22016, 22360, 23296, 24080, 25088, 25480, 26624, 27391, 27520, 29120, 31304, 31360, 33280, 33712, 35776, 35840, 38528, 39130, 40768, 42140, 44032, 44720, 46592, 48160, 50176, 50960, 54782, 55040, 58240, 62608, 62720, 66560, 67424, 71552, 71680, 77056, 78260, 81536, 84280, 88064, 89440, 93184, 96320, 100352, 101920, 109564, 110080, 116480, 125216, 125440, 133120, 134848, 136955, 143104, 154112, 156520, 163072, 168560, 178880, 186368, 192640, 203840, 219128, 220160, 232960, 250432, 250880, 269696, 273910, 286208, 308224, 313040, 326144, 337120, 357760, 385280, 407680, 438256, 440320, 465920, 500864, 501760, 539392, 547820, 572416, 616448, 626080, 652288, 674240, 715520, 770560, 815360, 876512, 931840, 1001728, 1078784, 1095640, 1144832, 1252160, 1304576, 1348480, 1431040, 1541120, 1630720, 1753024, 2003456, 2157568, 2191280, 2504320, 2696960, 2862080, 3082240, 3261440, 3506048, 4006912, 4315136, 4382560, 5008640, 5393920, 5724160, 6522880, 7012096, 8013824, 8765120, 10017280, 10787840, 14024192, 17530240, 20034560, 21575680, 28048384, 35060480, 40069120, 56096768, 70120960, 140241920, 280483840]

約数ペア:

[(1, 280483840), (2, 140241920), (4, 70120960), (5, 56096768), (7, 40069120), (8, 35060480), (10, 28048384), (13, 21575680), (14, 20034560), (16, 17530240), (20, 14024192), (26, 10787840), (28, 10017280), (32, 8765120), (35, 8013824), (40, 7012096), (43, 6522880), (49, 5724160), (52, 5393920), (56, 5008640), (64, 4382560), (65, 4315136), (70, 4006912), (80, 3506048), (86, 3261440), (91, 3082240), (98, 2862080), (104, 2696960), (112, 2504320), (128, 2191280), (130, 2157568), (140, 2003456), (160, 1753024), (172, 1630720), (182, 1541120), (196, 1431040), (208, 1348480), (215, 1304576), (224, 1252160), (245, 1144832), (256, 1095640), (260, 1078784), (280, 1001728), (301, 931840), (320, 876512), (344, 815360), (364, 770560), (392, 715520), (416, 674240), (430, 652288), (448, 626080), (455, 616448), (490, 572416), (512, 547820), (520, 539392), (559, 501760), (560, 500864), (602, 465920), (637, 440320), (640, 438256), (688, 407680), (728, 385280), (784, 357760), (832, 337120), (860, 326144), (896, 313040), (910, 308224), (980, 286208), (1024, 273910), (1040, 269696), (1118, 250880), (1120, 250432), (1204, 232960), (1274, 220160), (1280, 219128), (1376, 203840), (1456, 192640), (1505, 186368), (1568, 178880), (1664, 168560), (1720, 163072), (1792, 156520), (1820, 154112), (1960, 143104), (2048, 136955), (2080, 134848), (2107, 133120), (2236, 125440), (2240, 125216), (2408, 116480), (2548, 110080), (2560, 109564), (2752, 101920), (2795, 100352), (2912, 96320), (3010, 93184), (3136, 89440), (3185, 88064), (3328, 84280), (3440, 81536), (3584, 78260), (3640, 77056), (3913, 71680), (3920, 71552), (4160, 67424), (4214, 66560), (4472, 62720), (4480, 62608), (4816, 58240), (5096, 55040), (5120, 54782), (5504, 50960), (5590, 50176), (5824, 48160), (6020, 46592), (6272, 44720), (6370, 44032), (6656, 42140), (6880, 40768), (7168, 39130), (7280, 38528), (7826, 35840), (7840, 35776), (8320, 33712), (8428, 33280), (8944, 31360), (8960, 31304), (9632, 29120), (10192, 27520), (10240, 27391), (10535, 26624), (11008, 25480), (11180, 25088), (11648, 24080), (12040, 23296), (12544, 22360), (12740, 22016), (13312, 21070), (13760, 20384), (14336, 19565), (14560, 19264), (15652, 17920), (15680, 17888), (16640, 16856)]