123356940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2271

約数の個数: 96

約数和(自身を含む): 397770240

約数和(自身を除く): 274413300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1390, 1668, 1946, 2085, 2113, 2780, 2919, 3892, 4170, 4226, 4865, 5838, 6339, 8340, 8452, 9730, 10565, 11676, 12678, 14595, 14791, 19460, 21130, 25356, 29190, 29582, 31695, 42260, 44373, 58380, 59164, 63390, 73955, 88746, 126780, 147910, 177492, 221865, 293707, 295820, 443730, 587414, 881121, 887460, 1174828, 1468535, 1762242, 2055949, 2937070, 3524484, 4111898, 4405605, 5874140, 6167847, 8223796, 8811210, 10279745, 12335694, 17622420, 20559490, 24671388, 30839235, 41118980, 61678470, 123356940]

約数ペア:

[(1, 123356940), (2, 61678470), (3, 41118980), (4, 30839235), (5, 24671388), (6, 20559490), (7, 17622420), (10, 12335694), (12, 10279745), (14, 8811210), (15, 8223796), (20, 6167847), (21, 5874140), (28, 4405605), (30, 4111898), (35, 3524484), (42, 2937070), (60, 2055949), (70, 1762242), (84, 1468535), (105, 1174828), (139, 887460), (140, 881121), (210, 587414), (278, 443730), (417, 295820), (420, 293707), (556, 221865), (695, 177492), (834, 147910), (973, 126780), (1390, 88746), (1668, 73955), (1946, 63390), (2085, 59164), (2113, 58380), (2780, 44373), (2919, 42260), (3892, 31695), (4170, 29582), (4226, 29190), (4865, 25356), (5838, 21130), (6339, 19460), (8340, 14791), (8452, 14595), (9730, 12678), (10565, 11676)]