281315664

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{39869}}^1$

素因数の和:39897

約数の個数: 90

約数和(自身を含む): 915853770

約数和(自身を除く): 634538106

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 39869, 79738, 119607, 159476, 239214, 279083, 318952, 358821, 478428, 558166, 637904, 717642, 837249, 956856, 1116332, 1435284, 1674498, 1913712, 1953581, 2232664, 2511747, 2870568, 3348996, 3907162, 4465328, 5023494, 5741136, 5860743, 6697992, 7814324, 10046988, 11721486, 13395984, 15628648, 17582229, 20093976, 23442972, 31257296, 35164458, 40187952, 46885944, 70328916, 93771888, 140657832, 281315664]

約数ペア:

[(1, 281315664), (2, 140657832), (3, 93771888), (4, 70328916), (6, 46885944), (7, 40187952), (8, 35164458), (9, 31257296), (12, 23442972), (14, 20093976), (16, 17582229), (18, 15628648), (21, 13395984), (24, 11721486), (28, 10046988), (36, 7814324), (42, 6697992), (48, 5860743), (49, 5741136), (56, 5023494), (63, 4465328), (72, 3907162), (84, 3348996), (98, 2870568), (112, 2511747), (126, 2232664), (144, 1953581), (147, 1913712), (168, 1674498), (196, 1435284), (252, 1116332), (294, 956856), (336, 837249), (392, 717642), (441, 637904), (504, 558166), (588, 478428), (784, 358821), (882, 318952), (1008, 279083), (1176, 239214), (1764, 159476), (2352, 119607), (3528, 79738), (7056, 39869)]