860812020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{587}}^1\times {\mathrm{8147}}^1$

素因数の和:8749

約数の個数: 72

約数和(自身を含む): 2615899104

約数和(自身を除く): 1755087084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 587, 1174, 1761, 2348, 2935, 3522, 5283, 5870, 7044, 8147, 8805, 10566, 11740, 16294, 17610, 21132, 24441, 26415, 32588, 35220, 40735, 48882, 52830, 73323, 81470, 97764, 105660, 122205, 146646, 162940, 244410, 293292, 366615, 488820, 733230, 1466460, 4782289, 9564578, 14346867, 19129156, 23911445, 28693734, 43040601, 47822890, 57387468, 71734335, 86081202, 95645780, 143468670, 172162404, 215203005, 286937340, 430406010, 860812020]

約数ペア:

[(1, 860812020), (2, 430406010), (3, 286937340), (4, 215203005), (5, 172162404), (6, 143468670), (9, 95645780), (10, 86081202), (12, 71734335), (15, 57387468), (18, 47822890), (20, 43040601), (30, 28693734), (36, 23911445), (45, 19129156), (60, 14346867), (90, 9564578), (180, 4782289), (587, 1466460), (1174, 733230), (1761, 488820), (2348, 366615), (2935, 293292), (3522, 244410), (5283, 162940), (5870, 146646), (7044, 122205), (8147, 105660), (8805, 97764), (10566, 81470), (11740, 73323), (16294, 52830), (17610, 48882), (21132, 40735), (24441, 35220), (26415, 32588)]