475310780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{7951}}^1$

素因数の和:8035

約数の個数: 72

約数和(自身を含む): 1180299456

約数和(自身を除く): 704988676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2989, 4270, 5978, 7951, 8540, 11956, 14945, 15902, 29890, 31804, 39755, 55657, 59780, 79510, 111314, 159020, 222628, 278285, 389599, 485011, 556570, 779198, 970022, 1113140, 1558396, 1940044, 1947995, 2425055, 3395077, 3895990, 4850110, 6790154, 7791980, 9700220, 13580308, 16975385, 23765539, 33950770, 47531078, 67901540, 95062156, 118827695, 237655390, 475310780]

約数ペア:

[(1, 475310780), (2, 237655390), (4, 118827695), (5, 95062156), (7, 67901540), (10, 47531078), (14, 33950770), (20, 23765539), (28, 16975385), (35, 13580308), (49, 9700220), (61, 7791980), (70, 6790154), (98, 4850110), (122, 3895990), (140, 3395077), (196, 2425055), (244, 1947995), (245, 1940044), (305, 1558396), (427, 1113140), (490, 970022), (610, 779198), (854, 556570), (980, 485011), (1220, 389599), (1708, 278285), (2135, 222628), (2989, 159020), (4270, 111314), (5978, 79510), (7951, 59780), (8540, 55657), (11956, 39755), (14945, 31804), (15902, 29890)]