2478198128

素因数分解:

$2^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{30689}}^1$

素因数の和:30814

約数の個数: 60

約数和(自身を含む): 5639839920

約数和(自身を除く): 3161641792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 196, 206, 392, 412, 721, 784, 824, 1442, 1648, 2884, 5047, 5768, 10094, 11536, 20188, 30689, 40376, 61378, 80752, 122756, 214823, 245512, 429646, 491024, 859292, 1503761, 1718584, 3007522, 3160967, 3437168, 6015044, 6321934, 12030088, 12643868, 22126769, 24060176, 25287736, 44253538, 50575472, 88507076, 154887383, 177014152, 309774766, 354028304, 619549532, 1239099064, 2478198128]

約数ペア:

[(1, 2478198128), (2, 1239099064), (4, 619549532), (7, 354028304), (8, 309774766), (14, 177014152), (16, 154887383), (28, 88507076), (49, 50575472), (56, 44253538), (98, 25287736), (103, 24060176), (112, 22126769), (196, 12643868), (206, 12030088), (392, 6321934), (412, 6015044), (721, 3437168), (784, 3160967), (824, 3007522), (1442, 1718584), (1648, 1503761), (2884, 859292), (5047, 491024), (5768, 429646), (10094, 245512), (11536, 214823), (20188, 122756), (30689, 80752), (40376, 61378)]