81144480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2381}}^1$

素因数の和:2470

約数の個数: 96

約数和(自身を含む): 259314048

約数和(自身を除く): 178169568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2272, 2381, 2840, 3408, 4260, 4762, 5680, 6816, 7143, 8520, 9524, 11360, 11905, 14286, 17040, 19048, 23810, 28572, 34080, 35715, 38096, 47620, 57144, 71430, 76192, 95240, 114288, 142860, 169051, 190480, 228576, 285720, 338102, 380960, 507153, 571440, 676204, 845255, 1014306, 1142880, 1352408, 1690510, 2028612, 2535765, 2704816, 3381020, 4057224, 5071530, 5409632, 6762040, 8114448, 10143060, 13524080, 16228896, 20286120, 27048160, 40572240, 81144480]

約数ペア:

[(1, 81144480), (2, 40572240), (3, 27048160), (4, 20286120), (5, 16228896), (6, 13524080), (8, 10143060), (10, 8114448), (12, 6762040), (15, 5409632), (16, 5071530), (20, 4057224), (24, 3381020), (30, 2704816), (32, 2535765), (40, 2028612), (48, 1690510), (60, 1352408), (71, 1142880), (80, 1014306), (96, 845255), (120, 676204), (142, 571440), (160, 507153), (213, 380960), (240, 338102), (284, 285720), (355, 228576), (426, 190480), (480, 169051), (568, 142860), (710, 114288), (852, 95240), (1065, 76192), (1136, 71430), (1420, 57144), (1704, 47620), (2130, 38096), (2272, 35715), (2381, 34080), (2840, 28572), (3408, 23810), (4260, 19048), (4762, 17040), (5680, 14286), (6816, 11905), (7143, 11360), (8520, 9524)]