266509276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 548396240

約数和(自身を除く): 281886964

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 73, 76, 121, 146, 209, 242, 292, 397, 418, 484, 794, 803, 836, 1387, 1588, 1606, 2299, 2774, 3212, 4367, 4598, 5548, 7543, 8734, 8833, 9196, 15086, 15257, 17468, 17666, 28981, 30172, 30514, 35332, 48037, 57962, 61028, 82973, 96074, 115924, 165946, 167827, 192148, 318791, 331892, 335654, 550639, 637582, 671308, 912703, 1101278, 1275164, 1825406, 2202556, 3506701, 3650812, 6057029, 7013402, 12114058, 14026804, 24228116, 66627319, 133254638, 266509276]

約数ペア:

[(1, 266509276), (2, 133254638), (4, 66627319), (11, 24228116), (19, 14026804), (22, 12114058), (38, 7013402), (44, 6057029), (73, 3650812), (76, 3506701), (121, 2202556), (146, 1825406), (209, 1275164), (242, 1101278), (292, 912703), (397, 671308), (418, 637582), (484, 550639), (794, 335654), (803, 331892), (836, 318791), (1387, 192148), (1588, 167827), (1606, 165946), (2299, 115924), (2774, 96074), (3212, 82973), (4367, 61028), (4598, 57962), (5548, 48037), (7543, 35332), (8734, 30514), (8833, 30172), (9196, 28981), (15086, 17666), (15257, 17468)]