1320786540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18671}}^1$

素因数の和:18820

約数の個数: 96

約数和(自身を含む): 4140702720

約数和(自身を除く): 2819916180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 131, 135, 180, 262, 270, 393, 524, 540, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3537, 3930, 4716, 5895, 7074, 7860, 11790, 14148, 17685, 18671, 23580, 35370, 37342, 56013, 70740, 74684, 93355, 112026, 168039, 186710, 224052, 280065, 336078, 373420, 504117, 560130, 672156, 840195, 1008234, 1120260, 1680390, 2016468, 2445901, 2520585, 3360780, 4891802, 5041170, 7337703, 9783604, 10082340, 12229505, 14675406, 22013109, 24459010, 29350812, 36688515, 44026218, 48918020, 66039327, 73377030, 88052436, 110065545, 132078654, 146754060, 220131090, 264157308, 330196635, 440262180, 660393270, 1320786540]

約数ペア:

[(1, 1320786540), (2, 660393270), (3, 440262180), (4, 330196635), (5, 264157308), (6, 220131090), (9, 146754060), (10, 132078654), (12, 110065545), (15, 88052436), (18, 73377030), (20, 66039327), (27, 48918020), (30, 44026218), (36, 36688515), (45, 29350812), (54, 24459010), (60, 22013109), (90, 14675406), (108, 12229505), (131, 10082340), (135, 9783604), (180, 7337703), (262, 5041170), (270, 4891802), (393, 3360780), (524, 2520585), (540, 2445901), (655, 2016468), (786, 1680390), (1179, 1120260), (1310, 1008234), (1572, 840195), (1965, 672156), (2358, 560130), (2620, 504117), (3537, 373420), (3930, 336078), (4716, 280065), (5895, 224052), (7074, 186710), (7860, 168039), (11790, 112026), (14148, 93355), (17685, 74684), (18671, 70740), (23580, 56013), (35370, 37342)]