28627920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39761}}^1$

素因数の和:39780

約数の個数: 60

約数和(自身を含む): 96144516

約数和(自身を除く): 67516596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39761, 79522, 119283, 159044, 198805, 238566, 318088, 357849, 397610, 477132, 596415, 636176, 715698, 795220, 954264, 1192830, 1431396, 1590440, 1789245, 1908528, 2385660, 2862792, 3180880, 3578490, 4771320, 5725584, 7156980, 9542640, 14313960, 28627920]

約数ペア:

[(1, 28627920), (2, 14313960), (3, 9542640), (4, 7156980), (5, 5725584), (6, 4771320), (8, 3578490), (9, 3180880), (10, 2862792), (12, 2385660), (15, 1908528), (16, 1789245), (18, 1590440), (20, 1431396), (24, 1192830), (30, 954264), (36, 795220), (40, 715698), (45, 636176), (48, 596415), (60, 477132), (72, 397610), (80, 357849), (90, 318088), (120, 238566), (144, 198805), (180, 159044), (240, 119283), (360, 79522), (720, 39761)]