153102620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1789}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 351842400

約数和(自身を除く): 198739780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1789, 1945, 3578, 3890, 4279, 7156, 7780, 8558, 8945, 17116, 17890, 19679, 21395, 35780, 39358, 42790, 78716, 85580, 98395, 196790, 393580, 695921, 1391842, 2783684, 3479605, 6959210, 7655131, 13918420, 15310262, 30620524, 38275655, 76551310, 153102620]

約数ペア:

[(1, 153102620), (2, 76551310), (4, 38275655), (5, 30620524), (10, 15310262), (11, 13918420), (20, 7655131), (22, 6959210), (44, 3479605), (55, 2783684), (110, 1391842), (220, 695921), (389, 393580), (778, 196790), (1556, 98395), (1789, 85580), (1945, 78716), (3578, 42790), (3890, 39358), (4279, 35780), (7156, 21395), (7780, 19679), (8558, 17890), (8945, 17116)]