20430072

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 63376560

約数和(自身を除く): 42946488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 73, 78, 92, 104, 117, 138, 146, 156, 169, 184, 207, 219, 234, 276, 292, 299, 312, 338, 414, 438, 468, 507, 552, 584, 598, 657, 676, 828, 876, 897, 936, 949, 1014, 1196, 1314, 1352, 1521, 1656, 1679, 1752, 1794, 1898, 2028, 2392, 2628, 2691, 2847, 3042, 3358, 3588, 3796, 3887, 4056, 5037, 5256, 5382, 5694, 6084, 6716, 7176, 7592, 7774, 8541, 10074, 10764, 11388, 11661, 12168, 12337, 13432, 15111, 15548, 17082, 20148, 21528, 21827, 22776, 23322, 24674, 30222, 31096, 34164, 34983, 37011, 40296, 43654, 46644, 49348, 60444, 65481, 68328, 69966, 74022, 87308, 93288, 98696, 111033, 120888, 130962, 139932, 148044, 174616, 196443, 222066, 261924, 279864, 283751, 296088, 392886, 444132, 523848, 567502, 785772, 851253, 888264, 1135004, 1571544, 1702506, 2270008, 2553759, 3405012, 5107518, 6810024, 10215036, 20430072]

約数ペア:

[(1, 20430072), (2, 10215036), (3, 6810024), (4, 5107518), (6, 3405012), (8, 2553759), (9, 2270008), (12, 1702506), (13, 1571544), (18, 1135004), (23, 888264), (24, 851253), (26, 785772), (36, 567502), (39, 523848), (46, 444132), (52, 392886), (69, 296088), (72, 283751), (73, 279864), (78, 261924), (92, 222066), (104, 196443), (117, 174616), (138, 148044), (146, 139932), (156, 130962), (169, 120888), (184, 111033), (207, 98696), (219, 93288), (234, 87308), (276, 74022), (292, 69966), (299, 68328), (312, 65481), (338, 60444), (414, 49348), (438, 46644), (468, 43654), (507, 40296), (552, 37011), (584, 34983), (598, 34164), (657, 31096), (676, 30222), (828, 24674), (876, 23322), (897, 22776), (936, 21827), (949, 21528), (1014, 20148), (1196, 17082), (1314, 15548), (1352, 15111), (1521, 13432), (1656, 12337), (1679, 12168), (1752, 11661), (1794, 11388), (1898, 10764), (2028, 10074), (2392, 8541), (2628, 7774), (2691, 7592), (2847, 7176), (3042, 6716), (3358, 6084), (3588, 5694), (3796, 5382), (3887, 5256), (4056, 5037)]