15045640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 35458560

約数和(自身を除く): 20412920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 151, 188, 212, 235, 265, 302, 376, 424, 470, 530, 604, 755, 940, 1060, 1208, 1510, 1880, 2120, 2491, 3020, 4982, 6040, 7097, 8003, 9964, 12455, 14194, 16006, 19928, 24910, 28388, 32012, 35485, 40015, 49820, 56776, 64024, 70970, 80030, 99640, 141940, 160060, 283880, 320120, 376141, 752282, 1504564, 1880705, 3009128, 3761410, 7522820, 15045640]

約数ペア:

[(1, 15045640), (2, 7522820), (4, 3761410), (5, 3009128), (8, 1880705), (10, 1504564), (20, 752282), (40, 376141), (47, 320120), (53, 283880), (94, 160060), (106, 141940), (151, 99640), (188, 80030), (212, 70970), (235, 64024), (265, 56776), (302, 49820), (376, 40015), (424, 35485), (470, 32012), (530, 28388), (604, 24910), (755, 19928), (940, 16006), (1060, 14194), (1208, 12455), (1510, 9964), (1880, 8003), (2120, 7097), (2491, 6040), (3020, 4982)]