78995520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 224

約数和(自身を含む): 286755840

約数和(自身を除く): 207760320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 108, 120, 123, 135, 144, 160, 164, 180, 192, 205, 216, 223, 240, 246, 270, 288, 320, 328, 360, 369, 410, 432, 446, 480, 492, 540, 576, 615, 656, 669, 720, 738, 820, 864, 892, 960, 984, 1080, 1107, 1115, 1230, 1312, 1338, 1440, 1476, 1640, 1728, 1784, 1845, 1968, 2007, 2160, 2214, 2230, 2460, 2624, 2676, 2880, 2952, 3280, 3345, 3568, 3690, 3936, 4014, 4320, 4428, 4460, 4920, 5352, 5535, 5904, 6021, 6560, 6690, 7136, 7380, 7872, 8028, 8640, 8856, 8920, 9143, 9840, 10035, 10704, 11070, 11808, 12042, 13120, 13380, 14272, 14760, 16056, 17712, 17840, 18286, 19680, 20070, 21408, 22140, 23616, 24084, 26760, 27429, 29520, 30105, 32112, 35424, 35680, 36572, 39360, 40140, 42816, 44280, 45715, 48168, 53520, 54858, 59040, 60210, 64224, 70848, 71360, 73144, 80280, 82287, 88560, 91430, 96336, 107040, 109716, 118080, 120420, 128448, 137145, 146288, 160560, 164574, 177120, 182860, 192672, 214080, 219432, 240840, 246861, 274290, 292576, 321120, 329148, 354240, 365720, 385344, 411435, 438864, 481680, 493722, 548580, 585152, 642240, 658296, 731440, 822870, 877728, 963360, 987444, 1097160, 1234305, 1316592, 1462880, 1645740, 1755456, 1926720, 1974888, 2194320, 2468610, 2633184, 2925760, 3291480, 3949776, 4388640, 4937220, 5266368, 6582960, 7899552, 8777280, 9874440, 13165920, 15799104, 19748880, 26331840, 39497760, 78995520]

約数ペア:

[(1, 78995520), (2, 39497760), (3, 26331840), (4, 19748880), (5, 15799104), (6, 13165920), (8, 9874440), (9, 8777280), (10, 7899552), (12, 6582960), (15, 5266368), (16, 4937220), (18, 4388640), (20, 3949776), (24, 3291480), (27, 2925760), (30, 2633184), (32, 2468610), (36, 2194320), (40, 1974888), (41, 1926720), (45, 1755456), (48, 1645740), (54, 1462880), (60, 1316592), (64, 1234305), (72, 1097160), (80, 987444), (82, 963360), (90, 877728), (96, 822870), (108, 731440), (120, 658296), (123, 642240), (135, 585152), (144, 548580), (160, 493722), (164, 481680), (180, 438864), (192, 411435), (205, 385344), (216, 365720), (223, 354240), (240, 329148), (246, 321120), (270, 292576), (288, 274290), (320, 246861), (328, 240840), (360, 219432), (369, 214080), (410, 192672), (432, 182860), (446, 177120), (480, 164574), (492, 160560), (540, 146288), (576, 137145), (615, 128448), (656, 120420), (669, 118080), (720, 109716), (738, 107040), (820, 96336), (864, 91430), (892, 88560), (960, 82287), (984, 80280), (1080, 73144), (1107, 71360), (1115, 70848), (1230, 64224), (1312, 60210), (1338, 59040), (1440, 54858), (1476, 53520), (1640, 48168), (1728, 45715), (1784, 44280), (1845, 42816), (1968, 40140), (2007, 39360), (2160, 36572), (2214, 35680), (2230, 35424), (2460, 32112), (2624, 30105), (2676, 29520), (2880, 27429), (2952, 26760), (3280, 24084), (3345, 23616), (3568, 22140), (3690, 21408), (3936, 20070), (4014, 19680), (4320, 18286), (4428, 17840), (4460, 17712), (4920, 16056), (5352, 14760), (5535, 14272), (5904, 13380), (6021, 13120), (6560, 12042), (6690, 11808), (7136, 11070), (7380, 10704), (7872, 10035), (8028, 9840), (8640, 9143), (8856, 8920)]