678345472

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12211}}^1$

素因数の和:12265

約数の個数: 72

約数和(自身を含む): 1597524992

約数和(自身を除く): 919179520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 12211, 13888, 24422, 27776, 48844, 55552, 85477, 97688, 170954, 195376, 341908, 378541, 390752, 683816, 757082, 781504, 1367632, 1514164, 1563008, 2649787, 2735264, 3028328, 3126016, 5299574, 5470528, 6056656, 10599148, 10941056, 12113312, 21198296, 21882112, 24226624, 42396592, 48453248, 84793184, 96906496, 169586368, 339172736, 678345472]

約数ペア:

[(1, 678345472), (2, 339172736), (4, 169586368), (7, 96906496), (8, 84793184), (14, 48453248), (16, 42396592), (28, 24226624), (31, 21882112), (32, 21198296), (56, 12113312), (62, 10941056), (64, 10599148), (112, 6056656), (124, 5470528), (128, 5299574), (217, 3126016), (224, 3028328), (248, 2735264), (256, 2649787), (434, 1563008), (448, 1514164), (496, 1367632), (868, 781504), (896, 757082), (992, 683816), (1736, 390752), (1792, 378541), (1984, 341908), (3472, 195376), (3968, 170954), (6944, 97688), (7936, 85477), (12211, 55552), (13888, 48844), (24422, 27776)]