2015185140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{29231}}^1$

素因数の和:29629

約数の個数: 72

約数和(自身を含む): 6128898048

約数和(自身を除く): 4113712908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1532, 1915, 2298, 3447, 3830, 4596, 5745, 6894, 7660, 11490, 13788, 17235, 22980, 29231, 34470, 58462, 68940, 87693, 116924, 146155, 175386, 263079, 292310, 350772, 438465, 526158, 584620, 876930, 1052316, 1315395, 1753860, 2630790, 5261580, 11195473, 22390946, 33586419, 44781892, 55977365, 67172838, 100759257, 111954730, 134345676, 167932095, 201518514, 223909460, 335864190, 403037028, 503796285, 671728380, 1007592570, 2015185140]

約数ペア:

[(1, 2015185140), (2, 1007592570), (3, 671728380), (4, 503796285), (5, 403037028), (6, 335864190), (9, 223909460), (10, 201518514), (12, 167932095), (15, 134345676), (18, 111954730), (20, 100759257), (30, 67172838), (36, 55977365), (45, 44781892), (60, 33586419), (90, 22390946), (180, 11195473), (383, 5261580), (766, 2630790), (1149, 1753860), (1532, 1315395), (1915, 1052316), (2298, 876930), (3447, 584620), (3830, 526158), (4596, 438465), (5745, 350772), (6894, 292310), (7660, 263079), (11490, 175386), (13788, 146155), (17235, 116924), (22980, 87693), (29231, 68940), (34470, 58462)]