331438432

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2207}}^1$

素因数の和:2268

約数の個数: 72

約数和(自身を含む): 741980736

約数和(自身を除く): 410542304

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 361, 416, 494, 608, 722, 988, 1444, 1976, 2207, 2888, 3952, 4414, 4693, 5776, 7904, 8828, 9386, 11552, 17656, 18772, 28691, 35312, 37544, 41933, 57382, 70624, 75088, 83866, 114764, 150176, 167732, 229528, 335464, 459056, 545129, 670928, 796727, 918112, 1090258, 1341856, 1593454, 2180516, 3186908, 4361032, 6373816, 8722064, 10357451, 12747632, 17444128, 20714902, 25495264, 41429804, 82859608, 165719216, 331438432]

約数ペア:

[(1, 331438432), (2, 165719216), (4, 82859608), (8, 41429804), (13, 25495264), (16, 20714902), (19, 17444128), (26, 12747632), (32, 10357451), (38, 8722064), (52, 6373816), (76, 4361032), (104, 3186908), (152, 2180516), (208, 1593454), (247, 1341856), (304, 1090258), (361, 918112), (416, 796727), (494, 670928), (608, 545129), (722, 459056), (988, 335464), (1444, 229528), (1976, 167732), (2207, 150176), (2888, 114764), (3952, 83866), (4414, 75088), (4693, 70624), (5776, 57382), (7904, 41933), (8828, 37544), (9386, 35312), (11552, 28691), (17656, 18772)]