215046480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81457}}^1$

素因数の和:81484

約数の個数: 80

約数和(自身を含む): 727257024

約数和(自身を除く): 512210544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 81457, 162914, 244371, 325828, 407285, 488742, 651656, 814570, 896027, 977484, 1221855, 1303312, 1629140, 1792054, 1954968, 2443710, 2688081, 3258280, 3584108, 3909936, 4480135, 4887420, 5376162, 6516560, 7168216, 8960270, 9774840, 10752324, 13440405, 14336432, 17920540, 19549680, 21504648, 26880810, 35841080, 43009296, 53761620, 71682160, 107523240, 215046480]

約数ペア:

[(1, 215046480), (2, 107523240), (3, 71682160), (4, 53761620), (5, 43009296), (6, 35841080), (8, 26880810), (10, 21504648), (11, 19549680), (12, 17920540), (15, 14336432), (16, 13440405), (20, 10752324), (22, 9774840), (24, 8960270), (30, 7168216), (33, 6516560), (40, 5376162), (44, 4887420), (48, 4480135), (55, 3909936), (60, 3584108), (66, 3258280), (80, 2688081), (88, 2443710), (110, 1954968), (120, 1792054), (132, 1629140), (165, 1303312), (176, 1221855), (220, 977484), (240, 896027), (264, 814570), (330, 651656), (440, 488742), (528, 407285), (660, 325828), (880, 244371), (1320, 162914), (2640, 81457)]