263165580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{76949}}^1$

素因数の和:76983

約数の個数: 72

約数和(自身を含む): 840294000

約数和(自身を除く): 577128420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 76949, 153898, 230847, 307796, 384745, 461694, 692541, 769490, 923388, 1154235, 1385082, 1462031, 1538980, 2308470, 2770164, 2924062, 3462705, 4386093, 4616940, 5848124, 6925410, 7310155, 8772186, 13158279, 13850820, 14620310, 17544372, 21930465, 26316558, 29240620, 43860930, 52633116, 65791395, 87721860, 131582790, 263165580]

約数ペア:

[(1, 263165580), (2, 131582790), (3, 87721860), (4, 65791395), (5, 52633116), (6, 43860930), (9, 29240620), (10, 26316558), (12, 21930465), (15, 17544372), (18, 14620310), (19, 13850820), (20, 13158279), (30, 8772186), (36, 7310155), (38, 6925410), (45, 5848124), (57, 4616940), (60, 4386093), (76, 3462705), (90, 2924062), (95, 2770164), (114, 2308470), (171, 1538980), (180, 1462031), (190, 1385082), (228, 1154235), (285, 923388), (342, 769490), (380, 692541), (570, 461694), (684, 384745), (855, 307796), (1140, 230847), (1710, 153898), (3420, 76949)]