281419920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 200

約数和(自身を含む): 987653304

約数和(自身を除く): 706233384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 137, 144, 162, 180, 216, 240, 270, 274, 317, 324, 360, 405, 411, 432, 540, 548, 634, 648, 685, 720, 810, 822, 951, 1080, 1096, 1233, 1268, 1296, 1370, 1585, 1620, 1644, 1902, 2055, 2160, 2192, 2466, 2536, 2740, 2853, 3170, 3240, 3288, 3699, 3804, 4110, 4755, 4932, 5072, 5480, 5706, 6165, 6340, 6480, 6576, 7398, 7608, 8220, 8559, 9510, 9864, 10960, 11097, 11412, 12330, 12680, 14265, 14796, 15216, 16440, 17118, 18495, 19020, 19728, 22194, 22824, 24660, 25360, 25677, 28530, 29592, 32880, 34236, 36990, 38040, 42795, 43429, 44388, 45648, 49320, 51354, 55485, 57060, 59184, 68472, 73980, 76080, 85590, 86858, 88776, 98640, 102708, 110970, 114120, 128385, 130287, 136944, 147960, 171180, 173716, 177552, 205416, 217145, 221940, 228240, 256770, 260574, 295920, 342360, 347432, 390861, 410832, 434290, 443880, 513540, 521148, 651435, 684720, 694864, 781722, 868580, 887760, 1027080, 1042296, 1172583, 1302870, 1563444, 1737160, 1954305, 2054160, 2084592, 2345166, 2605740, 3126888, 3474320, 3517749, 3908610, 4690332, 5211480, 5862915, 6253776, 7035498, 7817220, 9380664, 10422960, 11725830, 14070996, 15634440, 17588745, 18761328, 23451660, 28141992, 31268880, 35177490, 46903320, 56283984, 70354980, 93806640, 140709960, 281419920]

約数ペア:

[(1, 281419920), (2, 140709960), (3, 93806640), (4, 70354980), (5, 56283984), (6, 46903320), (8, 35177490), (9, 31268880), (10, 28141992), (12, 23451660), (15, 18761328), (16, 17588745), (18, 15634440), (20, 14070996), (24, 11725830), (27, 10422960), (30, 9380664), (36, 7817220), (40, 7035498), (45, 6253776), (48, 5862915), (54, 5211480), (60, 4690332), (72, 3908610), (80, 3517749), (81, 3474320), (90, 3126888), (108, 2605740), (120, 2345166), (135, 2084592), (137, 2054160), (144, 1954305), (162, 1737160), (180, 1563444), (216, 1302870), (240, 1172583), (270, 1042296), (274, 1027080), (317, 887760), (324, 868580), (360, 781722), (405, 694864), (411, 684720), (432, 651435), (540, 521148), (548, 513540), (634, 443880), (648, 434290), (685, 410832), (720, 390861), (810, 347432), (822, 342360), (951, 295920), (1080, 260574), (1096, 256770), (1233, 228240), (1268, 221940), (1296, 217145), (1370, 205416), (1585, 177552), (1620, 173716), (1644, 171180), (1902, 147960), (2055, 136944), (2160, 130287), (2192, 128385), (2466, 114120), (2536, 110970), (2740, 102708), (2853, 98640), (3170, 88776), (3240, 86858), (3288, 85590), (3699, 76080), (3804, 73980), (4110, 68472), (4755, 59184), (4932, 57060), (5072, 55485), (5480, 51354), (5706, 49320), (6165, 45648), (6340, 44388), (6480, 43429), (6576, 42795), (7398, 38040), (7608, 36990), (8220, 34236), (8559, 32880), (9510, 29592), (9864, 28530), (10960, 25677), (11097, 25360), (11412, 24660), (12330, 22824), (12680, 22194), (14265, 19728), (14796, 19020), (15216, 18495), (16440, 17118)]