189123320

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 436838400

約数和(自身を除く): 247715080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 127, 236, 254, 295, 472, 508, 590, 631, 635, 1016, 1180, 1262, 1270, 2360, 2524, 2540, 3155, 5048, 5080, 6310, 7493, 12620, 14986, 25240, 29972, 37229, 37465, 59944, 74458, 74930, 80137, 148916, 149860, 160274, 186145, 297832, 299720, 320548, 372290, 400685, 641096, 744580, 801370, 1489160, 1602740, 3205480, 4728083, 9456166, 18912332, 23640415, 37824664, 47280830, 94561660, 189123320]

約数ペア:

[(1, 189123320), (2, 94561660), (4, 47280830), (5, 37824664), (8, 23640415), (10, 18912332), (20, 9456166), (40, 4728083), (59, 3205480), (118, 1602740), (127, 1489160), (236, 801370), (254, 744580), (295, 641096), (472, 400685), (508, 372290), (590, 320548), (631, 299720), (635, 297832), (1016, 186145), (1180, 160274), (1262, 149860), (1270, 148916), (2360, 80137), (2524, 74930), (2540, 74458), (3155, 59944), (5048, 37465), (5080, 37229), (6310, 29972), (7493, 25240), (12620, 14986)]