85205340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1920

約数の個数: 144

約数和(自身を含む): 294368256

約数和(自身を除く): 209162916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1871, 1980, 2070, 2277, 2530, 3036, 3742, 3795, 4140, 4554, 5060, 5613, 7484, 7590, 9108, 9355, 11226, 11385, 15180, 16839, 18710, 20581, 22452, 22770, 28065, 33678, 37420, 41162, 43033, 45540, 56130, 61743, 67356, 82324, 84195, 86066, 102905, 112260, 123486, 129099, 168390, 172132, 185229, 205810, 215165, 246972, 258198, 308715, 336780, 370458, 387297, 411620, 430330, 473363, 516396, 617430, 645495, 740916, 774594, 860660, 926145, 946726, 1234860, 1290990, 1420089, 1549188, 1852290, 1893452, 1936485, 2366815, 2581980, 2840178, 3704580, 3872970, 4260267, 4733630, 5680356, 7100445, 7745940, 8520534, 9467260, 14200890, 17041068, 21301335, 28401780, 42602670, 85205340]

約数ペア:

[(1, 85205340), (2, 42602670), (3, 28401780), (4, 21301335), (5, 17041068), (6, 14200890), (9, 9467260), (10, 8520534), (11, 7745940), (12, 7100445), (15, 5680356), (18, 4733630), (20, 4260267), (22, 3872970), (23, 3704580), (30, 2840178), (33, 2581980), (36, 2366815), (44, 1936485), (45, 1893452), (46, 1852290), (55, 1549188), (60, 1420089), (66, 1290990), (69, 1234860), (90, 946726), (92, 926145), (99, 860660), (110, 774594), (115, 740916), (132, 645495), (138, 617430), (165, 516396), (180, 473363), (198, 430330), (207, 411620), (220, 387297), (230, 370458), (253, 336780), (276, 308715), (330, 258198), (345, 246972), (396, 215165), (414, 205810), (460, 185229), (495, 172132), (506, 168390), (660, 129099), (690, 123486), (759, 112260), (828, 102905), (990, 86066), (1012, 84195), (1035, 82324), (1265, 67356), (1380, 61743), (1518, 56130), (1871, 45540), (1980, 43033), (2070, 41162), (2277, 37420), (2530, 33678), (3036, 28065), (3742, 22770), (3795, 22452), (4140, 20581), (4554, 18710), (5060, 16839), (5613, 15180), (7484, 11385), (7590, 11226), (9108, 9355)]