1990109400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{174571}}^1$

素因数の和:174609

約数の個数: 96

約数和(自身を含む): 6494078400

約数和(自身を除く): 4503969000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 150, 152, 190, 200, 228, 285, 300, 380, 456, 475, 570, 600, 760, 950, 1140, 1425, 1900, 2280, 2850, 3800, 5700, 11400, 174571, 349142, 523713, 698284, 872855, 1047426, 1396568, 1745710, 2094852, 2618565, 3316849, 3491420, 4189704, 4364275, 5237130, 6633698, 6982840, 8728550, 9950547, 10474260, 13092825, 13267396, 16584245, 17457100, 19901094, 20948520, 26185650, 26534792, 33168490, 34914200, 39802188, 49752735, 52371300, 66336980, 79604376, 82921225, 99505470, 104742600, 132673960, 165842450, 199010940, 248763675, 331684900, 398021880, 497527350, 663369800, 995054700, 1990109400]

約数ペア:

[(1, 1990109400), (2, 995054700), (3, 663369800), (4, 497527350), (5, 398021880), (6, 331684900), (8, 248763675), (10, 199010940), (12, 165842450), (15, 132673960), (19, 104742600), (20, 99505470), (24, 82921225), (25, 79604376), (30, 66336980), (38, 52371300), (40, 49752735), (50, 39802188), (57, 34914200), (60, 33168490), (75, 26534792), (76, 26185650), (95, 20948520), (100, 19901094), (114, 17457100), (120, 16584245), (150, 13267396), (152, 13092825), (190, 10474260), (200, 9950547), (228, 8728550), (285, 6982840), (300, 6633698), (380, 5237130), (456, 4364275), (475, 4189704), (570, 3491420), (600, 3316849), (760, 2618565), (950, 2094852), (1140, 1745710), (1425, 1396568), (1900, 1047426), (2280, 872855), (2850, 698284), (3800, 523713), (5700, 349142), (11400, 174571)]