156943288120

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9157}}^1\times {\mathrm{3931}}^1$

素因数の和:13208

約数の個数: 64

約数和(自身を含む): 356491634400

約数和(自身を除く): 199548346280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3931, 4360, 7862, 9157, 15724, 18314, 19655, 31448, 36628, 39310, 45785, 73256, 78620, 91570, 157240, 183140, 366280, 428479, 856958, 998113, 1713916, 1996226, 2142395, 3427832, 3992452, 4284790, 4990565, 7984904, 8569580, 9981130, 17139160, 19962260, 35996167, 39924520, 71992334, 143984668, 179980835, 287969336, 359961670, 719923340, 1439846680, 3923582203, 7847164406, 15694328812, 19617911015, 31388657624, 39235822030, 78471644060, 156943288120]

約数ペア:

[(1, 156943288120), (2, 78471644060), (4, 39235822030), (5, 31388657624), (8, 19617911015), (10, 15694328812), (20, 7847164406), (40, 3923582203), (109, 1439846680), (218, 719923340), (436, 359961670), (545, 287969336), (872, 179980835), (1090, 143984668), (2180, 71992334), (3931, 39924520), (4360, 35996167), (7862, 19962260), (9157, 17139160), (15724, 9981130), (18314, 8569580), (19655, 7984904), (31448, 4990565), (36628, 4284790), (39310, 3992452), (45785, 3427832), (73256, 2142395), (78620, 1996226), (91570, 1713916), (157240, 998113), (183140, 856958), (366280, 428479)]