73307920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18701}}^1$

素因数の和:18728

約数の個数: 60

約数和(自身を含む): 198278604

約数和(自身を除く): 124970684

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18701, 37402, 74804, 93505, 130907, 149608, 187010, 261814, 299216, 374020, 523628, 654535, 748040, 916349, 1047256, 1309070, 1496080, 1832698, 2094512, 2618140, 3665396, 4581745, 5236280, 7330792, 9163490, 10472560, 14661584, 18326980, 36653960, 73307920]

約数ペア:

[(1, 73307920), (2, 36653960), (4, 18326980), (5, 14661584), (7, 10472560), (8, 9163490), (10, 7330792), (14, 5236280), (16, 4581745), (20, 3665396), (28, 2618140), (35, 2094512), (40, 1832698), (49, 1496080), (56, 1309070), (70, 1047256), (80, 916349), (98, 748040), (112, 654535), (140, 523628), (196, 374020), (245, 299216), (280, 261814), (392, 187010), (490, 149608), (560, 130907), (784, 93505), (980, 74804), (1960, 37402), (3920, 18701)]