21688500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 66568320

約数和(自身を除く): 44879820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 375, 380, 475, 500, 570, 750, 761, 950, 1140, 1425, 1500, 1522, 1900, 2283, 2375, 2850, 3044, 3805, 4566, 4750, 5700, 7125, 7610, 9132, 9500, 11415, 14250, 14459, 15220, 19025, 22830, 28500, 28918, 38050, 43377, 45660, 57075, 57836, 72295, 76100, 86754, 95125, 114150, 144590, 173508, 190250, 216885, 228300, 285375, 289180, 361475, 380500, 433770, 570750, 722950, 867540, 1084425, 1141500, 1445900, 1807375, 2168850, 3614750, 4337700, 5422125, 7229500, 10844250, 21688500]

約数ペア:

[(1, 21688500), (2, 10844250), (3, 7229500), (4, 5422125), (5, 4337700), (6, 3614750), (10, 2168850), (12, 1807375), (15, 1445900), (19, 1141500), (20, 1084425), (25, 867540), (30, 722950), (38, 570750), (50, 433770), (57, 380500), (60, 361475), (75, 289180), (76, 285375), (95, 228300), (100, 216885), (114, 190250), (125, 173508), (150, 144590), (190, 114150), (228, 95125), (250, 86754), (285, 76100), (300, 72295), (375, 57836), (380, 57075), (475, 45660), (500, 43377), (570, 38050), (750, 28918), (761, 28500), (950, 22830), (1140, 19025), (1425, 15220), (1500, 14459), (1522, 14250), (1900, 11415), (2283, 9500), (2375, 9132), (2850, 7610), (3044, 7125), (3805, 5700), (4566, 4750)]