20569786560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27791}}^1$

素因数の和:28071

約数の個数: 168

約数和(自身を含む): 71029348416

約数和(自身を除く): 50459561856

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 257, 288, 320, 360, 480, 514, 576, 720, 771, 960, 1028, 1285, 1440, 1542, 2056, 2313, 2570, 2880, 3084, 3855, 4112, 4626, 5140, 6168, 7710, 8224, 9252, 10280, 11565, 12336, 15420, 16448, 18504, 20560, 23130, 24672, 27791, 30840, 37008, 41120, 46260, 49344, 55582, 61680, 74016, 82240, 83373, 92520, 111164, 123360, 138955, 148032, 166746, 185040, 222328, 246720, 250119, 277910, 333492, 370080, 416865, 444656, 500238, 555820, 666984, 740160, 833730, 889312, 1000476, 1111640, 1250595, 1333968, 1667460, 1778624, 2000952, 2223280, 2501190, 2667936, 3334920, 4001904, 4446560, 5002380, 5335872, 6669840, 7142287, 8003808, 8893120, 10004760, 13339680, 14284574, 16007616, 20009520, 21426861, 26679360, 28569148, 35711435, 40019040, 42853722, 57138296, 64280583, 71422870, 80038080, 85707444, 107134305, 114276592, 128561166, 142845740, 171414888, 214268610, 228553184, 257122332, 285691480, 321402915, 342829776, 428537220, 457106368, 514244664, 571382960, 642805830, 685659552, 857074440, 1028489328, 1142765920, 1285611660, 1371319104, 1714148880, 2056978656, 2285531840, 2571223320, 3428297760, 4113957312, 5142446640, 6856595520, 10284893280, 20569786560]

約数ペア:

[(1, 20569786560), (2, 10284893280), (3, 6856595520), (4, 5142446640), (5, 4113957312), (6, 3428297760), (8, 2571223320), (9, 2285531840), (10, 2056978656), (12, 1714148880), (15, 1371319104), (16, 1285611660), (18, 1142765920), (20, 1028489328), (24, 857074440), (30, 685659552), (32, 642805830), (36, 571382960), (40, 514244664), (45, 457106368), (48, 428537220), (60, 342829776), (64, 321402915), (72, 285691480), (80, 257122332), (90, 228553184), (96, 214268610), (120, 171414888), (144, 142845740), (160, 128561166), (180, 114276592), (192, 107134305), (240, 85707444), (257, 80038080), (288, 71422870), (320, 64280583), (360, 57138296), (480, 42853722), (514, 40019040), (576, 35711435), (720, 28569148), (771, 26679360), (960, 21426861), (1028, 20009520), (1285, 16007616), (1440, 14284574), (1542, 13339680), (2056, 10004760), (2313, 8893120), (2570, 8003808), (2880, 7142287), (3084, 6669840), (3855, 5335872), (4112, 5002380), (4626, 4446560), (5140, 4001904), (6168, 3334920), (7710, 2667936), (8224, 2501190), (9252, 2223280), (10280, 2000952), (11565, 1778624), (12336, 1667460), (15420, 1333968), (16448, 1250595), (18504, 1111640), (20560, 1000476), (23130, 889312), (24672, 833730), (27791, 740160), (30840, 666984), (37008, 555820), (41120, 500238), (46260, 444656), (49344, 416865), (55582, 370080), (61680, 333492), (74016, 277910), (82240, 250119), (83373, 246720), (92520, 222328), (111164, 185040), (123360, 166746), (138955, 148032)]