221520690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11239}}^1$

素因数の和:11328

約数の個数: 64

約数和(自身を含む): 598867200

約数和(自身を除く): 377346510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1314, 1971, 2190, 3285, 3942, 6570, 9855, 11239, 19710, 22478, 33717, 56195, 67434, 101151, 112390, 168585, 202302, 303453, 337170, 505755, 606906, 820447, 1011510, 1517265, 1640894, 2461341, 3034530, 4102235, 4922682, 7384023, 8204470, 12306705, 14768046, 22152069, 24613410, 36920115, 44304138, 73840230, 110760345, 221520690]

約数ペア:

[(1, 221520690), (2, 110760345), (3, 73840230), (5, 44304138), (6, 36920115), (9, 24613410), (10, 22152069), (15, 14768046), (18, 12306705), (27, 8204470), (30, 7384023), (45, 4922682), (54, 4102235), (73, 3034530), (90, 2461341), (135, 1640894), (146, 1517265), (219, 1011510), (270, 820447), (365, 606906), (438, 505755), (657, 337170), (730, 303453), (1095, 202302), (1314, 168585), (1971, 112390), (2190, 101151), (3285, 67434), (3942, 56195), (6570, 33717), (9855, 22478), (11239, 19710)]