87034640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 170091760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 80, 88, 110, 112, 140, 142, 154, 176, 199, 220, 280, 284, 308, 355, 385, 398, 440, 497, 560, 568, 616, 710, 770, 781, 796, 880, 994, 995, 1136, 1232, 1393, 1420, 1540, 1562, 1592, 1988, 1990, 2189, 2485, 2786, 2840, 3080, 3124, 3184, 3905, 3976, 3980, 4378, 4970, 5467, 5572, 5680, 6160, 6248, 6965, 7810, 7952, 7960, 8756, 9940, 10934, 10945, 11144, 12496, 13930, 14129, 15323, 15620, 15920, 17512, 19880, 21868, 21890, 22288, 27335, 27860, 28258, 30646, 31240, 35024, 39760, 43736, 43780, 54670, 55720, 56516, 61292, 62480, 70645, 76615, 87472, 87560, 98903, 109340, 111440, 113032, 122584, 141290, 153230, 155419, 175120, 197806, 218680, 226064, 245168, 282580, 306460, 310838, 395612, 437360, 494515, 565160, 612920, 621676, 777095, 791224, 989030, 1087933, 1130320, 1225840, 1243352, 1554190, 1582448, 1978060, 2175866, 2486704, 3108380, 3956120, 4351732, 5439665, 6216760, 7912240, 8703464, 10879330, 12433520, 17406928, 21758660, 43517320, 87034640]

約数ペア:

[(1, 87034640), (2, 43517320), (4, 21758660), (5, 17406928), (7, 12433520), (8, 10879330), (10, 8703464), (11, 7912240), (14, 6216760), (16, 5439665), (20, 4351732), (22, 3956120), (28, 3108380), (35, 2486704), (40, 2175866), (44, 1978060), (55, 1582448), (56, 1554190), (70, 1243352), (71, 1225840), (77, 1130320), (80, 1087933), (88, 989030), (110, 791224), (112, 777095), (140, 621676), (142, 612920), (154, 565160), (176, 494515), (199, 437360), (220, 395612), (280, 310838), (284, 306460), (308, 282580), (355, 245168), (385, 226064), (398, 218680), (440, 197806), (497, 175120), (560, 155419), (568, 153230), (616, 141290), (710, 122584), (770, 113032), (781, 111440), (796, 109340), (880, 98903), (994, 87560), (995, 87472), (1136, 76615), (1232, 70645), (1393, 62480), (1420, 61292), (1540, 56516), (1562, 55720), (1592, 54670), (1988, 43780), (1990, 43736), (2189, 39760), (2485, 35024), (2786, 31240), (2840, 30646), (3080, 28258), (3124, 27860), (3184, 27335), (3905, 22288), (3976, 21890), (3980, 21868), (4378, 19880), (4970, 17512), (5467, 15920), (5572, 15620), (5680, 15323), (6160, 14129), (6248, 13930), (6965, 12496), (7810, 11144), (7952, 10945), (7960, 10934), (8756, 9940)]