208148880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 675099648

約数和(自身を除く): 466950768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 101, 120, 124, 155, 186, 202, 240, 248, 277, 303, 310, 372, 404, 465, 496, 505, 554, 606, 620, 744, 808, 831, 930, 1010, 1108, 1212, 1240, 1385, 1488, 1515, 1616, 1662, 1860, 2020, 2216, 2424, 2480, 2770, 3030, 3131, 3324, 3720, 4040, 4155, 4432, 4848, 5540, 6060, 6262, 6648, 7440, 8080, 8310, 8587, 9393, 11080, 12120, 12524, 13296, 15655, 16620, 17174, 18786, 22160, 24240, 25048, 25761, 27977, 31310, 33240, 34348, 37572, 42935, 46965, 50096, 51522, 55954, 62620, 66480, 68696, 75144, 83931, 85870, 93930, 103044, 111908, 125240, 128805, 137392, 139885, 150288, 167862, 171740, 187860, 206088, 223816, 250480, 257610, 279770, 335724, 343480, 375720, 412176, 419655, 447632, 515220, 559540, 671448, 686960, 751440, 839310, 867287, 1030440, 1119080, 1342896, 1678620, 1734574, 2060880, 2238160, 2601861, 3357240, 3469148, 4336435, 5203722, 6714480, 6938296, 8672870, 10407444, 13009305, 13876592, 17345740, 20814888, 26018610, 34691480, 41629776, 52037220, 69382960, 104074440, 208148880]

約数ペア:

[(1, 208148880), (2, 104074440), (3, 69382960), (4, 52037220), (5, 41629776), (6, 34691480), (8, 26018610), (10, 20814888), (12, 17345740), (15, 13876592), (16, 13009305), (20, 10407444), (24, 8672870), (30, 6938296), (31, 6714480), (40, 5203722), (48, 4336435), (60, 3469148), (62, 3357240), (80, 2601861), (93, 2238160), (101, 2060880), (120, 1734574), (124, 1678620), (155, 1342896), (186, 1119080), (202, 1030440), (240, 867287), (248, 839310), (277, 751440), (303, 686960), (310, 671448), (372, 559540), (404, 515220), (465, 447632), (496, 419655), (505, 412176), (554, 375720), (606, 343480), (620, 335724), (744, 279770), (808, 257610), (831, 250480), (930, 223816), (1010, 206088), (1108, 187860), (1212, 171740), (1240, 167862), (1385, 150288), (1488, 139885), (1515, 137392), (1616, 128805), (1662, 125240), (1860, 111908), (2020, 103044), (2216, 93930), (2424, 85870), (2480, 83931), (2770, 75144), (3030, 68696), (3131, 66480), (3324, 62620), (3720, 55954), (4040, 51522), (4155, 50096), (4432, 46965), (4848, 42935), (5540, 37572), (6060, 34348), (6262, 33240), (6648, 31310), (7440, 27977), (8080, 25761), (8310, 25048), (8587, 24240), (9393, 22160), (11080, 18786), (12120, 17174), (12524, 16620), (13296, 15655)]