80827920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112261}}^1$

素因数の和:112280

約数の個数: 60

約数和(自身を含む): 271449516

約数和(自身を除く): 190621596

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, 112261, 224522, 336783, 449044, 561305, 673566, 898088, 1010349, 1122610, 1347132, 1683915, 1796176, 2020698, 2245220, 2694264, 3367830, 4041396, 4490440, 5051745, 5388528, 6735660, 8082792, 8980880, 10103490, 13471320, 16165584, 20206980, 26942640, 40413960, 80827920]

約数ペア:

[(1, 80827920), (2, 40413960), (3, 26942640), (4, 20206980), (5, 16165584), (6, 13471320), (8, 10103490), (9, 8980880), (10, 8082792), (12, 6735660), (15, 5388528), (16, 5051745), (18, 4490440), (20, 4041396), (24, 3367830), (30, 2694264), (36, 2245220), (40, 2020698), (45, 1796176), (48, 1683915), (60, 1347132), (72, 1122610), (80, 1010349), (90, 898088), (120, 673566), (144, 561305), (180, 449044), (240, 336783), (360, 224522), (720, 112261)]