400761480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10151}}^1$

素因数の和:10219

約数の個数: 128

約数和(自身を含む): 1403412480

約数和(自身を除く): 1002651000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7896, 9870, 10151, 13160, 19740, 20302, 30453, 39480, 40604, 50755, 60906, 71057, 81208, 101510, 121812, 142114, 152265, 203020, 213171, 243624, 284228, 304530, 355285, 406040, 426342, 477097, 568456, 609060, 710570, 852684, 954194, 1065855, 1218120, 1421140, 1431291, 1705368, 1908388, 2131710, 2385485, 2842280, 2862582, 3339679, 3816776, 4263420, 4770970, 5725164, 6679358, 7156455, 8526840, 9541940, 10019037, 11450328, 13358716, 14312910, 16698395, 19083880, 20038074, 26717432, 28625820, 33396790, 40076148, 50095185, 57251640, 66793580, 80152296, 100190370, 133587160, 200380740, 400761480]

約数ペア:

[(1, 400761480), (2, 200380740), (3, 133587160), (4, 100190370), (5, 80152296), (6, 66793580), (7, 57251640), (8, 50095185), (10, 40076148), (12, 33396790), (14, 28625820), (15, 26717432), (20, 20038074), (21, 19083880), (24, 16698395), (28, 14312910), (30, 13358716), (35, 11450328), (40, 10019037), (42, 9541940), (47, 8526840), (56, 7156455), (60, 6679358), (70, 5725164), (84, 4770970), (94, 4263420), (105, 3816776), (120, 3339679), (140, 2862582), (141, 2842280), (168, 2385485), (188, 2131710), (210, 1908388), (235, 1705368), (280, 1431291), (282, 1421140), (329, 1218120), (376, 1065855), (420, 954194), (470, 852684), (564, 710570), (658, 609060), (705, 568456), (840, 477097), (940, 426342), (987, 406040), (1128, 355285), (1316, 304530), (1410, 284228), (1645, 243624), (1880, 213171), (1974, 203020), (2632, 152265), (2820, 142114), (3290, 121812), (3948, 101510), (4935, 81208), (5640, 71057), (6580, 60906), (7896, 50755), (9870, 40604), (10151, 39480), (13160, 30453), (19740, 20302)]