81015660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:645

約数の個数: 192

約数和(自身を含む): 287400960

約数和(自身を除く): 206385300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 27, 30, 33, 36, 44, 45, 46, 54, 55, 60, 66, 69, 90, 92, 99, 108, 110, 115, 132, 135, 138, 165, 180, 198, 207, 220, 230, 253, 270, 276, 297, 330, 345, 396, 414, 460, 495, 506, 540, 593, 594, 621, 660, 690, 759, 828, 990, 1012, 1035, 1186, 1188, 1242, 1265, 1380, 1485, 1518, 1779, 1980, 2070, 2277, 2372, 2484, 2530, 2965, 2970, 3036, 3105, 3558, 3795, 4140, 4554, 5060, 5337, 5930, 5940, 6210, 6523, 6831, 7116, 7590, 8895, 9108, 10674, 11385, 11860, 12420, 13046, 13639, 13662, 15180, 16011, 17790, 19569, 21348, 22770, 26092, 26685, 27278, 27324, 32022, 32615, 34155, 35580, 39138, 40917, 45540, 53370, 54556, 58707, 64044, 65230, 68195, 68310, 78276, 80055, 81834, 97845, 106740, 117414, 122751, 130460, 136390, 136620, 150029, 160110, 163668, 176121, 195690, 204585, 234828, 245502, 272780, 293535, 300058, 320220, 352242, 368253, 391380, 409170, 450087, 491004, 587070, 600116, 613755, 704484, 736506, 750145, 818340, 880605, 900174, 1174140, 1227510, 1350261, 1473012, 1500290, 1761210, 1800348, 1841265, 2250435, 2455020, 2700522, 3000580, 3522420, 3682530, 4050783, 4500870, 5401044, 6751305, 7365060, 8101566, 9001740, 13502610, 16203132, 20253915, 27005220, 40507830, 81015660]

約数ペア:

[(1, 81015660), (2, 40507830), (3, 27005220), (4, 20253915), (5, 16203132), (6, 13502610), (9, 9001740), (10, 8101566), (11, 7365060), (12, 6751305), (15, 5401044), (18, 4500870), (20, 4050783), (22, 3682530), (23, 3522420), (27, 3000580), (30, 2700522), (33, 2455020), (36, 2250435), (44, 1841265), (45, 1800348), (46, 1761210), (54, 1500290), (55, 1473012), (60, 1350261), (66, 1227510), (69, 1174140), (90, 900174), (92, 880605), (99, 818340), (108, 750145), (110, 736506), (115, 704484), (132, 613755), (135, 600116), (138, 587070), (165, 491004), (180, 450087), (198, 409170), (207, 391380), (220, 368253), (230, 352242), (253, 320220), (270, 300058), (276, 293535), (297, 272780), (330, 245502), (345, 234828), (396, 204585), (414, 195690), (460, 176121), (495, 163668), (506, 160110), (540, 150029), (593, 136620), (594, 136390), (621, 130460), (660, 122751), (690, 117414), (759, 106740), (828, 97845), (990, 81834), (1012, 80055), (1035, 78276), (1186, 68310), (1188, 68195), (1242, 65230), (1265, 64044), (1380, 58707), (1485, 54556), (1518, 53370), (1779, 45540), (1980, 40917), (2070, 39138), (2277, 35580), (2372, 34155), (2484, 32615), (2530, 32022), (2965, 27324), (2970, 27278), (3036, 26685), (3105, 26092), (3558, 22770), (3795, 21348), (4140, 19569), (4554, 17790), (5060, 16011), (5337, 15180), (5930, 13662), (5940, 13639), (6210, 13046), (6523, 12420), (6831, 11860), (7116, 11385), (7590, 10674), (8895, 9108)]