1668996900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{68683}}^1$

素因数の和:68712

約数の個数: 108

約数和(自身を含む): 5425211792

約数和(自身を除く): 3756214892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 810, 900, 972, 1215, 1350, 1620, 2025, 2430, 2700, 4050, 4860, 6075, 8100, 12150, 24300, 68683, 137366, 206049, 274732, 343415, 412098, 618147, 686830, 824196, 1030245, 1236294, 1373660, 1717075, 1854441, 2060490, 2472588, 3090735, 3434150, 3708882, 4120980, 5151225, 5563323, 6181470, 6868300, 7417764, 9272205, 10302450, 11126646, 12362940, 15453675, 16689969, 18544410, 20604900, 22253292, 27816615, 30907350, 33379938, 37088820, 46361025, 55633230, 61814700, 66759876, 83449845, 92722050, 111266460, 139083075, 166899690, 185444100, 278166150, 333799380, 417249225, 556332300, 834498450, 1668996900]

約数ペア:

[(1, 1668996900), (2, 834498450), (3, 556332300), (4, 417249225), (5, 333799380), (6, 278166150), (9, 185444100), (10, 166899690), (12, 139083075), (15, 111266460), (18, 92722050), (20, 83449845), (25, 66759876), (27, 61814700), (30, 55633230), (36, 46361025), (45, 37088820), (50, 33379938), (54, 30907350), (60, 27816615), (75, 22253292), (81, 20604900), (90, 18544410), (100, 16689969), (108, 15453675), (135, 12362940), (150, 11126646), (162, 10302450), (180, 9272205), (225, 7417764), (243, 6868300), (270, 6181470), (300, 5563323), (324, 5151225), (405, 4120980), (450, 3708882), (486, 3434150), (540, 3090735), (675, 2472588), (810, 2060490), (900, 1854441), (972, 1717075), (1215, 1373660), (1350, 1236294), (1620, 1030245), (2025, 824196), (2430, 686830), (2700, 618147), (4050, 412098), (4860, 343415), (6075, 274732), (8100, 206049), (12150, 137366), (24300, 68683)]