78778080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:489

約数の個数: 144

約数和(自身を含む): 271134864

約数和(自身を除く): 192356784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 227, 240, 241, 288, 360, 454, 480, 482, 681, 720, 723, 908, 964, 1135, 1205, 1362, 1440, 1446, 1816, 1928, 2043, 2169, 2270, 2410, 2724, 2892, 3405, 3615, 3632, 3856, 4086, 4338, 4540, 4820, 5448, 5784, 6810, 7230, 7264, 7712, 8172, 8676, 9080, 9640, 10215, 10845, 10896, 11568, 13620, 14460, 16344, 17352, 18160, 19280, 20430, 21690, 21792, 23136, 27240, 28920, 32688, 34704, 36320, 38560, 40860, 43380, 54480, 54707, 57840, 65376, 69408, 81720, 86760, 108960, 109414, 115680, 163440, 164121, 173520, 218828, 273535, 326880, 328242, 347040, 437656, 492363, 547070, 656484, 820605, 875312, 984726, 1094140, 1312968, 1641210, 1750624, 1969452, 2188280, 2461815, 2625936, 3282420, 3938904, 4376560, 4923630, 5251872, 6564840, 7877808, 8753120, 9847260, 13129680, 15755616, 19694520, 26259360, 39389040, 78778080]

約数ペア:

[(1, 78778080), (2, 39389040), (3, 26259360), (4, 19694520), (5, 15755616), (6, 13129680), (8, 9847260), (9, 8753120), (10, 7877808), (12, 6564840), (15, 5251872), (16, 4923630), (18, 4376560), (20, 3938904), (24, 3282420), (30, 2625936), (32, 2461815), (36, 2188280), (40, 1969452), (45, 1750624), (48, 1641210), (60, 1312968), (72, 1094140), (80, 984726), (90, 875312), (96, 820605), (120, 656484), (144, 547070), (160, 492363), (180, 437656), (227, 347040), (240, 328242), (241, 326880), (288, 273535), (360, 218828), (454, 173520), (480, 164121), (482, 163440), (681, 115680), (720, 109414), (723, 108960), (908, 86760), (964, 81720), (1135, 69408), (1205, 65376), (1362, 57840), (1440, 54707), (1446, 54480), (1816, 43380), (1928, 40860), (2043, 38560), (2169, 36320), (2270, 34704), (2410, 32688), (2724, 28920), (2892, 27240), (3405, 23136), (3615, 21792), (3632, 21690), (3856, 20430), (4086, 19280), (4338, 18160), (4540, 17352), (4820, 16344), (5448, 14460), (5784, 13620), (6810, 11568), (7230, 10896), (7264, 10845), (7712, 10215), (8172, 9640), (8676, 9080)]