218788960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{359}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 560105280

約数和(自身を除く): 341316320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 293, 359, 416, 520, 586, 718, 1040, 1172, 1436, 1465, 1795, 2080, 2344, 2872, 2930, 3590, 3809, 4667, 4688, 5744, 5860, 7180, 7618, 9334, 9376, 11488, 11720, 14360, 15236, 18668, 19045, 23335, 23440, 28720, 30472, 37336, 38090, 46670, 46880, 57440, 60944, 74672, 76180, 93340, 105187, 121888, 149344, 152360, 186680, 210374, 304720, 373360, 420748, 525935, 609440, 746720, 841496, 1051870, 1367431, 1682992, 2103740, 2734862, 3365984, 4207480, 5469724, 6837155, 8414960, 10939448, 13674310, 16829920, 21878896, 27348620, 43757792, 54697240, 109394480, 218788960]

約数ペア:

[(1, 218788960), (2, 109394480), (4, 54697240), (5, 43757792), (8, 27348620), (10, 21878896), (13, 16829920), (16, 13674310), (20, 10939448), (26, 8414960), (32, 6837155), (40, 5469724), (52, 4207480), (65, 3365984), (80, 2734862), (104, 2103740), (130, 1682992), (160, 1367431), (208, 1051870), (260, 841496), (293, 746720), (359, 609440), (416, 525935), (520, 420748), (586, 373360), (718, 304720), (1040, 210374), (1172, 186680), (1436, 152360), (1465, 149344), (1795, 121888), (2080, 105187), (2344, 93340), (2872, 76180), (2930, 74672), (3590, 60944), (3809, 57440), (4667, 46880), (4688, 46670), (5744, 38090), (5860, 37336), (7180, 30472), (7618, 28720), (9334, 23440), (9376, 23335), (11488, 19045), (11720, 18668), (14360, 15236)]