2159133080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 5375160000

約数和(自身を除く): 3216026920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 157, 212, 260, 265, 314, 424, 499, 520, 530, 628, 689, 785, 998, 1060, 1256, 1378, 1570, 1996, 2041, 2120, 2495, 2756, 3140, 3445, 3992, 4082, 4990, 5512, 6280, 6487, 6890, 8164, 8321, 9980, 10205, 12974, 13780, 16328, 16642, 19960, 20410, 25948, 26447, 27560, 32435, 33284, 40820, 41605, 51896, 52894, 64870, 66568, 78343, 81640, 83210, 105788, 108173, 129740, 132235, 156686, 166420, 211576, 216346, 259480, 264470, 313372, 332840, 343811, 391715, 432692, 528940, 540865, 626744, 687622, 783430, 865384, 1018459, 1057880, 1081730, 1375244, 1566860, 1719055, 2036918, 2163460, 2750488, 3133720, 3438110, 4073836, 4152179, 4326920, 5092295, 6876220, 8147672, 8304358, 10184590, 13752440, 16608716, 20369180, 20760895, 33217432, 40738360, 41521790, 53978327, 83043580, 107956654, 166087160, 215913308, 269891635, 431826616, 539783270, 1079566540, 2159133080]

約数ペア:

[(1, 2159133080), (2, 1079566540), (4, 539783270), (5, 431826616), (8, 269891635), (10, 215913308), (13, 166087160), (20, 107956654), (26, 83043580), (40, 53978327), (52, 41521790), (53, 40738360), (65, 33217432), (104, 20760895), (106, 20369180), (130, 16608716), (157, 13752440), (212, 10184590), (260, 8304358), (265, 8147672), (314, 6876220), (424, 5092295), (499, 4326920), (520, 4152179), (530, 4073836), (628, 3438110), (689, 3133720), (785, 2750488), (998, 2163460), (1060, 2036918), (1256, 1719055), (1378, 1566860), (1570, 1375244), (1996, 1081730), (2041, 1057880), (2120, 1018459), (2495, 865384), (2756, 783430), (3140, 687622), (3445, 626744), (3992, 540865), (4082, 528940), (4990, 432692), (5512, 391715), (6280, 343811), (6487, 332840), (6890, 313372), (8164, 264470), (8321, 259480), (9980, 216346), (10205, 211576), (12974, 166420), (13780, 156686), (16328, 132235), (16642, 129740), (19960, 108173), (20410, 105788), (25948, 83210), (26447, 81640), (27560, 78343), (32435, 66568), (33284, 64870), (40820, 52894), (41605, 51896)]