398994336

素因数分解:

$2^5\times 3^5\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3985

約数の個数: 144

約数和(自身を含む): 1267497504

約数和(自身を除く): 868503168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 288, 312, 324, 351, 416, 432, 468, 486, 624, 648, 702, 864, 936, 972, 1053, 1248, 1296, 1404, 1872, 1944, 2106, 2592, 2808, 3159, 3744, 3888, 3947, 4212, 5616, 6318, 7776, 7894, 8424, 11232, 11841, 12636, 15788, 16848, 23682, 25272, 31576, 33696, 35523, 47364, 50544, 51311, 63152, 71046, 94728, 101088, 102622, 106569, 126304, 142092, 153933, 189456, 205244, 213138, 284184, 307866, 319707, 378912, 410488, 426276, 461799, 568368, 615732, 639414, 820976, 852552, 923598, 959121, 1136736, 1231464, 1278828, 1385397, 1641952, 1705104, 1847196, 1918242, 2462928, 2557656, 2770794, 3410208, 3694392, 3836484, 4156191, 4925856, 5115312, 5541588, 7388784, 7672968, 8312382, 10230624, 11083176, 12468573, 14777568, 15345936, 16624764, 22166352, 24937146, 30691872, 33249528, 44332704, 49874292, 66499056, 99748584, 132998112, 199497168, 398994336]

約数ペア:

[(1, 398994336), (2, 199497168), (3, 132998112), (4, 99748584), (6, 66499056), (8, 49874292), (9, 44332704), (12, 33249528), (13, 30691872), (16, 24937146), (18, 22166352), (24, 16624764), (26, 15345936), (27, 14777568), (32, 12468573), (36, 11083176), (39, 10230624), (48, 8312382), (52, 7672968), (54, 7388784), (72, 5541588), (78, 5115312), (81, 4925856), (96, 4156191), (104, 3836484), (108, 3694392), (117, 3410208), (144, 2770794), (156, 2557656), (162, 2462928), (208, 1918242), (216, 1847196), (234, 1705104), (243, 1641952), (288, 1385397), (312, 1278828), (324, 1231464), (351, 1136736), (416, 959121), (432, 923598), (468, 852552), (486, 820976), (624, 639414), (648, 615732), (702, 568368), (864, 461799), (936, 426276), (972, 410488), (1053, 378912), (1248, 319707), (1296, 307866), (1404, 284184), (1872, 213138), (1944, 205244), (2106, 189456), (2592, 153933), (2808, 142092), (3159, 126304), (3744, 106569), (3888, 102622), (3947, 101088), (4212, 94728), (5616, 71046), (6318, 63152), (7776, 51311), (7894, 50544), (8424, 47364), (11232, 35523), (11841, 33696), (12636, 31576), (15788, 25272), (16848, 23682)]