460987920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{640261}}^1$

素因数の和:640280

約数の個数: 60

約数和(自身を含む): 1548153516

約数和(自身を除く): 1087165596

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, 640261, 1280522, 1920783, 2561044, 3201305, 3841566, 5122088, 5762349, 6402610, 7683132, 9603915, 10244176, 11524698, 12805220, 15366264, 19207830, 23049396, 25610440, 28811745, 30732528, 38415660, 46098792, 51220880, 57623490, 76831320, 92197584, 115246980, 153662640, 230493960, 460987920]

約数ペア:

[(1, 460987920), (2, 230493960), (3, 153662640), (4, 115246980), (5, 92197584), (6, 76831320), (8, 57623490), (9, 51220880), (10, 46098792), (12, 38415660), (15, 30732528), (16, 28811745), (18, 25610440), (20, 23049396), (24, 19207830), (30, 15366264), (36, 12805220), (40, 11524698), (45, 10244176), (48, 9603915), (60, 7683132), (72, 6402610), (80, 5762349), (90, 5122088), (120, 3841566), (144, 3201305), (180, 2561044), (240, 1920783), (360, 1280522), (720, 640261)]