187360280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2477}}^1$

素因数の和:2580

約数の個数: 64

約数和(自身を含む): 442471680

約数和(自身を除く): 255111400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2440, 2477, 3782, 4954, 7564, 9455, 9908, 12385, 15128, 18910, 19816, 24770, 37820, 49540, 75640, 76787, 99080, 151097, 153574, 302194, 307148, 383935, 604388, 614296, 755485, 767870, 1208776, 1510970, 1535740, 3021940, 3071480, 4684007, 6043880, 9368014, 18736028, 23420035, 37472056, 46840070, 93680140, 187360280]

約数ペア:

[(1, 187360280), (2, 93680140), (4, 46840070), (5, 37472056), (8, 23420035), (10, 18736028), (20, 9368014), (31, 6043880), (40, 4684007), (61, 3071480), (62, 3021940), (122, 1535740), (124, 1510970), (155, 1208776), (244, 767870), (248, 755485), (305, 614296), (310, 604388), (488, 383935), (610, 307148), (620, 302194), (1220, 153574), (1240, 151097), (1891, 99080), (2440, 76787), (2477, 75640), (3782, 49540), (4954, 37820), (7564, 24770), (9455, 19816), (9908, 18910), (12385, 15128)]