7131897240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{17383}}^1$

素因数の和:17673

約数の個数: 128

約数和(自身を含む): 23130455040

約数和(自身を除く): 15998557800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 263, 312, 390, 520, 526, 780, 789, 1052, 1315, 1560, 1578, 2104, 2630, 3156, 3419, 3945, 5260, 6312, 6838, 7890, 10257, 10520, 13676, 15780, 17095, 17383, 20514, 27352, 31560, 34190, 34766, 41028, 51285, 52149, 68380, 69532, 82056, 86915, 102570, 104298, 136760, 139064, 173830, 205140, 208596, 225979, 260745, 347660, 410280, 417192, 451958, 521490, 677937, 695320, 903916, 1042980, 1129895, 1355874, 1807832, 2085960, 2259790, 2711748, 3389685, 4519580, 4571729, 5423496, 6779370, 9039160, 9143458, 13558740, 13715187, 18286916, 22858645, 27117480, 27430374, 36573832, 45717290, 54860748, 59432477, 68575935, 91434580, 109721496, 118864954, 137151870, 178297431, 182869160, 237729908, 274303740, 297162385, 356594862, 475459816, 548607480, 594324770, 713189724, 891487155, 1188649540, 1426379448, 1782974310, 2377299080, 3565948620, 7131897240]

約数ペア:

[(1, 7131897240), (2, 3565948620), (3, 2377299080), (4, 1782974310), (5, 1426379448), (6, 1188649540), (8, 891487155), (10, 713189724), (12, 594324770), (13, 548607480), (15, 475459816), (20, 356594862), (24, 297162385), (26, 274303740), (30, 237729908), (39, 182869160), (40, 178297431), (52, 137151870), (60, 118864954), (65, 109721496), (78, 91434580), (104, 68575935), (120, 59432477), (130, 54860748), (156, 45717290), (195, 36573832), (260, 27430374), (263, 27117480), (312, 22858645), (390, 18286916), (520, 13715187), (526, 13558740), (780, 9143458), (789, 9039160), (1052, 6779370), (1315, 5423496), (1560, 4571729), (1578, 4519580), (2104, 3389685), (2630, 2711748), (3156, 2259790), (3419, 2085960), (3945, 1807832), (5260, 1355874), (6312, 1129895), (6838, 1042980), (7890, 903916), (10257, 695320), (10520, 677937), (13676, 521490), (15780, 451958), (17095, 417192), (17383, 410280), (20514, 347660), (27352, 260745), (31560, 225979), (34190, 208596), (34766, 205140), (41028, 173830), (51285, 139064), (52149, 136760), (68380, 104298), (69532, 102570), (82056, 86915)]