209980248

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20021}}^1$

素因数の和:20072

約数の個数: 64

約数和(自身を含む): 576633600

約数和(自身を除く): 366653352

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 437, 456, 552, 874, 1311, 1748, 2622, 3496, 5244, 10488, 20021, 40042, 60063, 80084, 120126, 160168, 240252, 380399, 460483, 480504, 760798, 920966, 1141197, 1381449, 1521596, 1841932, 2282394, 2762898, 3043192, 3683864, 4564788, 5525796, 8749177, 9129576, 11051592, 17498354, 26247531, 34996708, 52495062, 69993416, 104990124, 209980248]

約数ペア:

[(1, 209980248), (2, 104990124), (3, 69993416), (4, 52495062), (6, 34996708), (8, 26247531), (12, 17498354), (19, 11051592), (23, 9129576), (24, 8749177), (38, 5525796), (46, 4564788), (57, 3683864), (69, 3043192), (76, 2762898), (92, 2282394), (114, 1841932), (138, 1521596), (152, 1381449), (184, 1141197), (228, 920966), (276, 760798), (437, 480504), (456, 460483), (552, 380399), (874, 240252), (1311, 160168), (1748, 120126), (2622, 80084), (3496, 60063), (5244, 40042), (10488, 20021)]