1309212120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131447}}^1$

素因数の和:131544

約数の個数: 64

約数和(自身を含む): 3974987520

約数和(自身を除く): 2665775400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 131447, 262894, 394341, 525788, 657235, 788682, 1051576, 1314470, 1577364, 1971705, 2628940, 3154728, 3943410, 5257880, 7886820, 10910101, 15773640, 21820202, 32730303, 43640404, 54550505, 65460606, 87280808, 109101010, 130921212, 163651515, 218202020, 261842424, 327303030, 436404040, 654606060, 1309212120]

約数ペア:

[(1, 1309212120), (2, 654606060), (3, 436404040), (4, 327303030), (5, 261842424), (6, 218202020), (8, 163651515), (10, 130921212), (12, 109101010), (15, 87280808), (20, 65460606), (24, 54550505), (30, 43640404), (40, 32730303), (60, 21820202), (83, 15773640), (120, 10910101), (166, 7886820), (249, 5257880), (332, 3943410), (415, 3154728), (498, 2628940), (664, 1971705), (830, 1577364), (996, 1314470), (1245, 1051576), (1660, 788682), (1992, 657235), (2490, 525788), (3320, 394341), (4980, 262894), (9960, 131447)]