18943680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2819}}^1$

素因数の和:2846

約数の個数: 112

約数和(自身を含む): 68762880

約数和(自身を除く): 49819200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 2819, 3360, 5638, 6720, 8457, 11276, 14095, 16914, 19733, 22552, 28190, 33828, 39466, 42285, 45104, 56380, 59199, 67656, 78932, 84570, 90208, 98665, 112760, 118398, 135312, 157864, 169140, 180416, 197330, 225520, 236796, 270624, 295995, 315728, 338280, 394660, 451040, 473592, 541248, 591990, 631456, 676560, 789320, 902080, 947184, 1183980, 1262912, 1353120, 1578640, 1894368, 2367960, 2706240, 3157280, 3788736, 4735920, 6314560, 9471840, 18943680]

約数ペア:

[(1, 18943680), (2, 9471840), (3, 6314560), (4, 4735920), (5, 3788736), (6, 3157280), (7, 2706240), (8, 2367960), (10, 1894368), (12, 1578640), (14, 1353120), (15, 1262912), (16, 1183980), (20, 947184), (21, 902080), (24, 789320), (28, 676560), (30, 631456), (32, 591990), (35, 541248), (40, 473592), (42, 451040), (48, 394660), (56, 338280), (60, 315728), (64, 295995), (70, 270624), (80, 236796), (84, 225520), (96, 197330), (105, 180416), (112, 169140), (120, 157864), (140, 135312), (160, 118398), (168, 112760), (192, 98665), (210, 90208), (224, 84570), (240, 78932), (280, 67656), (320, 59199), (336, 56380), (420, 45104), (448, 42285), (480, 39466), (560, 33828), (672, 28190), (840, 22552), (960, 19733), (1120, 16914), (1344, 14095), (1680, 11276), (2240, 8457), (2819, 6720), (3360, 5638)]