312511612

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1427

約数の個数: 72

約数和(自身を含む): 683611488

約数和(自身を除く): 371099876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 71, 98, 119, 142, 196, 238, 284, 476, 497, 833, 994, 1207, 1321, 1666, 1988, 2414, 2642, 3332, 3479, 4828, 5284, 6958, 8449, 9247, 13916, 16898, 18494, 22457, 33796, 36988, 44914, 59143, 64729, 89828, 93791, 118286, 129458, 157199, 187582, 236572, 258916, 314398, 375164, 628796, 656537, 1100393, 1313074, 1594447, 2200786, 2626148, 3188894, 4401572, 4595759, 6377788, 9191518, 11161129, 18383036, 22322258, 44644516, 78127903, 156255806, 312511612]

約数ペア:

[(1, 312511612), (2, 156255806), (4, 78127903), (7, 44644516), (14, 22322258), (17, 18383036), (28, 11161129), (34, 9191518), (49, 6377788), (68, 4595759), (71, 4401572), (98, 3188894), (119, 2626148), (142, 2200786), (196, 1594447), (238, 1313074), (284, 1100393), (476, 656537), (497, 628796), (833, 375164), (994, 314398), (1207, 258916), (1321, 236572), (1666, 187582), (1988, 157199), (2414, 129458), (2642, 118286), (3332, 93791), (3479, 89828), (4828, 64729), (5284, 59143), (6958, 44914), (8449, 36988), (9247, 33796), (13916, 22457), (16898, 18494)]