262823540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 647668224

約数和(自身を除く): 384844684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 137, 140, 142, 193, 274, 284, 355, 386, 497, 548, 685, 710, 772, 959, 965, 994, 1351, 1370, 1420, 1918, 1930, 1988, 2485, 2702, 2740, 3836, 3860, 4795, 4970, 5404, 6755, 9590, 9727, 9940, 13510, 13703, 19180, 19454, 26441, 27020, 27406, 38908, 48635, 52882, 54812, 68089, 68515, 95921, 97270, 105764, 132205, 136178, 137030, 185087, 191842, 194540, 264410, 272356, 274060, 340445, 370174, 383684, 479605, 528820, 680890, 740348, 925435, 959210, 1361780, 1850870, 1877311, 1918420, 3701740, 3754622, 7509244, 9386555, 13141177, 18773110, 26282354, 37546220, 52564708, 65705885, 131411770, 262823540]

約数ペア:

[(1, 262823540), (2, 131411770), (4, 65705885), (5, 52564708), (7, 37546220), (10, 26282354), (14, 18773110), (20, 13141177), (28, 9386555), (35, 7509244), (70, 3754622), (71, 3701740), (137, 1918420), (140, 1877311), (142, 1850870), (193, 1361780), (274, 959210), (284, 925435), (355, 740348), (386, 680890), (497, 528820), (548, 479605), (685, 383684), (710, 370174), (772, 340445), (959, 274060), (965, 272356), (994, 264410), (1351, 194540), (1370, 191842), (1420, 185087), (1918, 137030), (1930, 136178), (1988, 132205), (2485, 105764), (2702, 97270), (2740, 95921), (3836, 68515), (3860, 68089), (4795, 54812), (4970, 52882), (5404, 48635), (6755, 38908), (9590, 27406), (9727, 27020), (9940, 26441), (13510, 19454), (13703, 19180)]