81162240

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{1321}}^1$

素因数の和:1353

約数の個数: 104

約数和(自身を含む): 259884048

約数和(自身を除く): 178721808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1321, 1536, 1920, 2048, 2560, 2642, 3072, 3840, 3963, 4096, 5120, 5284, 6144, 6605, 7680, 7926, 10240, 10568, 12288, 13210, 15360, 15852, 19815, 20480, 21136, 26420, 30720, 31704, 39630, 42272, 52840, 61440, 63408, 79260, 84544, 105680, 126816, 158520, 169088, 211360, 253632, 317040, 338176, 422720, 507264, 634080, 676352, 845440, 1014528, 1268160, 1352704, 1690880, 2029056, 2536320, 2705408, 3381760, 4058112, 5072640, 5410816, 6763520, 8116224, 10145280, 13527040, 16232448, 20290560, 27054080, 40581120, 81162240]

約数ペア:

[(1, 81162240), (2, 40581120), (3, 27054080), (4, 20290560), (5, 16232448), (6, 13527040), (8, 10145280), (10, 8116224), (12, 6763520), (15, 5410816), (16, 5072640), (20, 4058112), (24, 3381760), (30, 2705408), (32, 2536320), (40, 2029056), (48, 1690880), (60, 1352704), (64, 1268160), (80, 1014528), (96, 845440), (120, 676352), (128, 634080), (160, 507264), (192, 422720), (240, 338176), (256, 317040), (320, 253632), (384, 211360), (480, 169088), (512, 158520), (640, 126816), (768, 105680), (960, 84544), (1024, 79260), (1280, 63408), (1321, 61440), (1536, 52840), (1920, 42272), (2048, 39630), (2560, 31704), (2642, 30720), (3072, 26420), (3840, 21136), (3963, 20480), (4096, 19815), (5120, 15852), (5284, 15360), (6144, 13210), (6605, 12288), (7680, 10568), (7926, 10240)]