289135730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 607179888

約数和(自身を除く): 318044158

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 61, 65, 95, 101, 122, 130, 190, 202, 247, 305, 361, 494, 505, 610, 722, 793, 1010, 1159, 1235, 1313, 1586, 1805, 1919, 2318, 2470, 2626, 3610, 3838, 3965, 4693, 5795, 6161, 6565, 7930, 9386, 9595, 11590, 12322, 13130, 15067, 19190, 22021, 23465, 24947, 30134, 30805, 36461, 44042, 46930, 49894, 61610, 72922, 75335, 80093, 110105, 117059, 124735, 150670, 160186, 182305, 220210, 234118, 249470, 286273, 364610, 400465, 473993, 572546, 585295, 800930, 947986, 1170590, 1431365, 1521767, 2224121, 2369965, 2862730, 3043534, 4448242, 4739930, 7608835, 11120605, 15217670, 22241210, 28913573, 57827146, 144567865, 289135730]

約数ペア:

[(1, 289135730), (2, 144567865), (5, 57827146), (10, 28913573), (13, 22241210), (19, 15217670), (26, 11120605), (38, 7608835), (61, 4739930), (65, 4448242), (95, 3043534), (101, 2862730), (122, 2369965), (130, 2224121), (190, 1521767), (202, 1431365), (247, 1170590), (305, 947986), (361, 800930), (494, 585295), (505, 572546), (610, 473993), (722, 400465), (793, 364610), (1010, 286273), (1159, 249470), (1235, 234118), (1313, 220210), (1586, 182305), (1805, 160186), (1919, 150670), (2318, 124735), (2470, 117059), (2626, 110105), (3610, 80093), (3838, 75335), (3965, 72922), (4693, 61610), (5795, 49894), (6161, 46930), (6565, 44042), (7930, 36461), (9386, 30805), (9595, 30134), (11590, 24947), (12322, 23465), (13130, 22021), (15067, 19190)]