280145316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{21013}}^1$

素因数の和:21132

約数の個数: 48

約数和(自身を含む): 720191808

約数和(自身を除く): 440046492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 101, 132, 202, 303, 404, 606, 1111, 1212, 2222, 3333, 4444, 6666, 13332, 21013, 42026, 63039, 84052, 126078, 231143, 252156, 462286, 693429, 924572, 1386858, 2122313, 2773716, 4244626, 6366939, 8489252, 12733878, 23345443, 25467756, 46690886, 70036329, 93381772, 140072658, 280145316]

約数ペア:

[(1, 280145316), (2, 140072658), (3, 93381772), (4, 70036329), (6, 46690886), (11, 25467756), (12, 23345443), (22, 12733878), (33, 8489252), (44, 6366939), (66, 4244626), (101, 2773716), (132, 2122313), (202, 1386858), (303, 924572), (404, 693429), (606, 462286), (1111, 252156), (1212, 231143), (2222, 126078), (3333, 84052), (4444, 63039), (6666, 42026), (13332, 21013)]