305907520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1061}}^1$

素因数の和:1148

約数の個数: 112

約数和(自身を含む): 786585168

約数和(自身を除く): 480677648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 320, 340, 424, 530, 544, 680, 848, 901, 1060, 1061, 1088, 1360, 1696, 1802, 2120, 2122, 2720, 3392, 3604, 4240, 4244, 4505, 5305, 5440, 7208, 8480, 8488, 9010, 10610, 14416, 16960, 16976, 18020, 18037, 21220, 28832, 33952, 36040, 36074, 42440, 56233, 57664, 67904, 72080, 72148, 84880, 90185, 112466, 144160, 144296, 169760, 180370, 224932, 281165, 288320, 288592, 339520, 360740, 449864, 562330, 577184, 721480, 899728, 955961, 1124660, 1154368, 1442960, 1799456, 1911922, 2249320, 2885920, 3598912, 3823844, 4498640, 4779805, 5771840, 7647688, 8997280, 9559610, 15295376, 17994560, 19119220, 30590752, 38238440, 61181504, 76476880, 152953760, 305907520]

約数ペア:

[(1, 305907520), (2, 152953760), (4, 76476880), (5, 61181504), (8, 38238440), (10, 30590752), (16, 19119220), (17, 17994560), (20, 15295376), (32, 9559610), (34, 8997280), (40, 7647688), (53, 5771840), (64, 4779805), (68, 4498640), (80, 3823844), (85, 3598912), (106, 2885920), (136, 2249320), (160, 1911922), (170, 1799456), (212, 1442960), (265, 1154368), (272, 1124660), (320, 955961), (340, 899728), (424, 721480), (530, 577184), (544, 562330), (680, 449864), (848, 360740), (901, 339520), (1060, 288592), (1061, 288320), (1088, 281165), (1360, 224932), (1696, 180370), (1802, 169760), (2120, 144296), (2122, 144160), (2720, 112466), (3392, 90185), (3604, 84880), (4240, 72148), (4244, 72080), (4505, 67904), (5305, 57664), (5440, 56233), (7208, 42440), (8480, 36074), (8488, 36040), (9010, 33952), (10610, 28832), (14416, 21220), (16960, 18037), (16976, 18020)]