280711312

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{30197}}^1$

素因数の和:30295

約数の個数: 40

約数和(自身を含む): 629084736

約数和(自身を除く): 348373424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 30197, 60394, 120788, 211379, 241576, 422758, 483152, 845516, 1691032, 2506351, 3382064, 5012702, 10025404, 17544457, 20050808, 35088914, 40101616, 70177828, 140355656, 280711312]

約数ペア:

[(1, 280711312), (2, 140355656), (4, 70177828), (7, 40101616), (8, 35088914), (14, 20050808), (16, 17544457), (28, 10025404), (56, 5012702), (83, 3382064), (112, 2506351), (166, 1691032), (332, 845516), (581, 483152), (664, 422758), (1162, 241576), (1328, 211379), (2324, 120788), (4648, 60394), (9296, 30197)]