84720608

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:856

約数の個数: 72

約数和(自身を含む): 197016624

約数和(自身を除く): 112296016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 761, 784, 994, 1136, 1522, 1568, 1988, 2272, 3044, 3479, 3976, 5327, 6088, 6958, 7952, 10654, 12176, 13916, 15904, 21308, 24352, 27832, 37289, 42616, 54031, 55664, 74578, 85232, 108062, 111328, 149156, 170464, 216124, 298312, 378217, 432248, 596624, 756434, 864496, 1193248, 1512868, 1728992, 2647519, 3025736, 5295038, 6051472, 10590076, 12102944, 21180152, 42360304, 84720608]

約数ペア:

[(1, 84720608), (2, 42360304), (4, 21180152), (7, 12102944), (8, 10590076), (14, 6051472), (16, 5295038), (28, 3025736), (32, 2647519), (49, 1728992), (56, 1512868), (71, 1193248), (98, 864496), (112, 756434), (142, 596624), (196, 432248), (224, 378217), (284, 298312), (392, 216124), (497, 170464), (568, 149156), (761, 111328), (784, 108062), (994, 85232), (1136, 74578), (1522, 55664), (1568, 54031), (1988, 42616), (2272, 37289), (3044, 27832), (3479, 24352), (3976, 21308), (5327, 15904), (6088, 13916), (6958, 12176), (7952, 10654)]