15661500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 46702656

約数和(自身を除く): 31041156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 125, 150, 159, 197, 212, 250, 265, 300, 318, 375, 394, 500, 530, 591, 636, 750, 788, 795, 985, 1060, 1182, 1325, 1500, 1590, 1970, 2364, 2650, 2955, 3180, 3940, 3975, 4925, 5300, 5910, 6625, 7950, 9850, 10441, 11820, 13250, 14775, 15900, 19700, 19875, 20882, 24625, 26500, 29550, 31323, 39750, 41764, 49250, 52205, 59100, 62646, 73875, 79500, 98500, 104410, 125292, 147750, 156615, 208820, 261025, 295500, 313230, 522050, 626460, 783075, 1044100, 1305125, 1566150, 2610250, 3132300, 3915375, 5220500, 7830750, 15661500]

約数ペア:

[(1, 15661500), (2, 7830750), (3, 5220500), (4, 3915375), (5, 3132300), (6, 2610250), (10, 1566150), (12, 1305125), (15, 1044100), (20, 783075), (25, 626460), (30, 522050), (50, 313230), (53, 295500), (60, 261025), (75, 208820), (100, 156615), (106, 147750), (125, 125292), (150, 104410), (159, 98500), (197, 79500), (212, 73875), (250, 62646), (265, 59100), (300, 52205), (318, 49250), (375, 41764), (394, 39750), (500, 31323), (530, 29550), (591, 26500), (636, 24625), (750, 20882), (788, 19875), (795, 19700), (985, 15900), (1060, 14775), (1182, 13250), (1325, 11820), (1500, 10441), (1590, 9850), (1970, 7950), (2364, 6625), (2650, 5910), (2955, 5300), (3180, 4925), (3940, 3975)]