151799780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2749}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 349272000

約数和(自身を除く): 197472220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2510, 2749, 2761, 5020, 5498, 5522, 10996, 11044, 13745, 13805, 27490, 27610, 30239, 54980, 55220, 60478, 120956, 151195, 302390, 604780, 689999, 1379998, 2759996, 3449995, 6899990, 7589989, 13799980, 15179978, 30359956, 37949945, 75899890, 151799780]

約数ペア:

[(1, 151799780), (2, 75899890), (4, 37949945), (5, 30359956), (10, 15179978), (11, 13799980), (20, 7589989), (22, 6899990), (44, 3449995), (55, 2759996), (110, 1379998), (220, 689999), (251, 604780), (502, 302390), (1004, 151195), (1255, 120956), (2510, 60478), (2749, 55220), (2761, 54980), (5020, 30239), (5498, 27610), (5522, 27490), (10996, 13805), (11044, 13745)]