51426540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1412

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 127836180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1367, 1710, 1881, 1980, 2090, 2508, 2734, 3135, 3420, 3762, 4101, 4180, 5468, 6270, 6835, 7524, 8202, 9405, 12303, 12540, 13670, 15037, 16404, 18810, 20505, 24606, 25973, 27340, 30074, 37620, 41010, 45111, 49212, 51946, 60148, 61515, 75185, 77919, 82020, 90222, 103892, 123030, 129865, 135333, 150370, 155838, 180444, 225555, 233757, 246060, 259730, 270666, 285703, 300740, 311676, 389595, 451110, 467514, 519460, 541332, 571406, 676665, 779190, 857109, 902220, 935028, 1142812, 1168785, 1353330, 1428515, 1558380, 1714218, 2337570, 2571327, 2706660, 2857030, 3428436, 4285545, 4675140, 5142654, 5714060, 8571090, 10285308, 12856635, 17142180, 25713270, 51426540]

約数ペア:

[(1, 51426540), (2, 25713270), (3, 17142180), (4, 12856635), (5, 10285308), (6, 8571090), (9, 5714060), (10, 5142654), (11, 4675140), (12, 4285545), (15, 3428436), (18, 2857030), (19, 2706660), (20, 2571327), (22, 2337570), (30, 1714218), (33, 1558380), (36, 1428515), (38, 1353330), (44, 1168785), (45, 1142812), (55, 935028), (57, 902220), (60, 857109), (66, 779190), (76, 676665), (90, 571406), (95, 541332), (99, 519460), (110, 467514), (114, 451110), (132, 389595), (165, 311676), (171, 300740), (180, 285703), (190, 270666), (198, 259730), (209, 246060), (220, 233757), (228, 225555), (285, 180444), (330, 155838), (342, 150370), (380, 135333), (396, 129865), (418, 123030), (495, 103892), (570, 90222), (627, 82020), (660, 77919), (684, 75185), (836, 61515), (855, 60148), (990, 51946), (1045, 49212), (1140, 45111), (1254, 41010), (1367, 37620), (1710, 30074), (1881, 27340), (1980, 25973), (2090, 24606), (2508, 20505), (2734, 18810), (3135, 16404), (3420, 15037), (3762, 13670), (4101, 12540), (4180, 12303), (5468, 9405), (6270, 8202), (6835, 7524)]