140256060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{797}}^1$

素因数の和:1235

約数の個数: 96

約数和(自身を含む): 450455040

約数和(自身を除く): 310198980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 419, 420, 797, 838, 1257, 1594, 1676, 2095, 2391, 2514, 2933, 3188, 3985, 4190, 4782, 5028, 5579, 5866, 6285, 7970, 8380, 8799, 9564, 11158, 11732, 11955, 12570, 14665, 15940, 16737, 17598, 22316, 23910, 25140, 27895, 29330, 33474, 35196, 43995, 47820, 55790, 58660, 66948, 83685, 87990, 111580, 167370, 175980, 333943, 334740, 667886, 1001829, 1335772, 1669715, 2003658, 2337601, 3339430, 4007316, 4675202, 5009145, 6678860, 7012803, 9350404, 10018290, 11688005, 14025606, 20036580, 23376010, 28051212, 35064015, 46752020, 70128030, 140256060]

約数ペア:

[(1, 140256060), (2, 70128030), (3, 46752020), (4, 35064015), (5, 28051212), (6, 23376010), (7, 20036580), (10, 14025606), (12, 11688005), (14, 10018290), (15, 9350404), (20, 7012803), (21, 6678860), (28, 5009145), (30, 4675202), (35, 4007316), (42, 3339430), (60, 2337601), (70, 2003658), (84, 1669715), (105, 1335772), (140, 1001829), (210, 667886), (419, 334740), (420, 333943), (797, 175980), (838, 167370), (1257, 111580), (1594, 87990), (1676, 83685), (2095, 66948), (2391, 58660), (2514, 55790), (2933, 47820), (3188, 43995), (3985, 35196), (4190, 33474), (4782, 29330), (5028, 27895), (5579, 25140), (5866, 23910), (6285, 22316), (7970, 17598), (8380, 16737), (8799, 15940), (9564, 14665), (11158, 12570), (11732, 11955)]