1291279872

素因数分解:

$2^9\times 3^1\times {\mathrm{37}}^1\times {\mathrm{22721}}^1$

素因数の和:22779

約数の個数: 80

約数和(自身を含む): 3533180112

約数和(自身を除く): 2241900240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 512, 592, 768, 888, 1184, 1536, 1776, 2368, 3552, 4736, 7104, 9472, 14208, 18944, 22721, 28416, 45442, 56832, 68163, 90884, 136326, 181768, 272652, 363536, 545304, 727072, 840677, 1090608, 1454144, 1681354, 2181216, 2522031, 2908288, 3362708, 4362432, 5044062, 5816576, 6725416, 8724864, 10088124, 11633152, 13450832, 17449728, 20176248, 26901664, 34899456, 40352496, 53803328, 80704992, 107606656, 161409984, 215213312, 322819968, 430426624, 645639936, 1291279872]

約数ペア:

[(1, 1291279872), (2, 645639936), (3, 430426624), (4, 322819968), (6, 215213312), (8, 161409984), (12, 107606656), (16, 80704992), (24, 53803328), (32, 40352496), (37, 34899456), (48, 26901664), (64, 20176248), (74, 17449728), (96, 13450832), (111, 11633152), (128, 10088124), (148, 8724864), (192, 6725416), (222, 5816576), (256, 5044062), (296, 4362432), (384, 3362708), (444, 2908288), (512, 2522031), (592, 2181216), (768, 1681354), (888, 1454144), (1184, 1090608), (1536, 840677), (1776, 727072), (2368, 545304), (3552, 363536), (4736, 272652), (7104, 181768), (9472, 136326), (14208, 90884), (18944, 68163), (22721, 56832), (28416, 45442)]