66842820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 238081536

約数和(自身を除く): 171238716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 81, 90, 93, 99, 108, 110, 121, 124, 132, 135, 155, 162, 165, 180, 186, 198, 220, 242, 270, 279, 297, 310, 324, 330, 341, 363, 372, 396, 405, 465, 484, 495, 540, 558, 594, 605, 620, 660, 682, 726, 810, 837, 891, 930, 990, 1023, 1089, 1116, 1188, 1210, 1331, 1364, 1395, 1452, 1485, 1620, 1674, 1705, 1782, 1815, 1860, 1980, 2046, 2178, 2420, 2511, 2662, 2790, 2970, 3069, 3267, 3348, 3410, 3564, 3630, 3751, 3993, 4092, 4185, 4356, 4455, 5022, 5115, 5324, 5445, 5580, 5940, 6138, 6534, 6655, 6820, 7260, 7502, 7986, 8370, 8910, 9207, 9801, 10044, 10230, 10890, 11253, 11979, 12276, 12555, 13068, 13310, 15004, 15345, 15972, 16335, 16740, 17820, 18414, 18755, 19602, 19965, 20460, 21780, 22506, 23958, 25110, 26620, 27621, 30690, 32670, 33759, 35937, 36828, 37510, 39204, 39930, 41261, 45012, 46035, 47916, 49005, 50220, 55242, 56265, 59895, 61380, 65340, 67518, 71874, 75020, 79860, 82522, 92070, 98010, 101277, 107811, 110484, 112530, 119790, 123783, 135036, 138105, 143748, 165044, 168795, 179685, 184140, 196020, 202554, 206305, 215622, 225060, 239580, 247566, 276210, 303831, 337590, 359370, 371349, 405108, 412610, 431244, 495132, 506385, 539055, 552420, 607662, 618915, 675180, 718740, 742698, 825220, 1012770, 1078110, 1114047, 1215324, 1237830, 1485396, 1519155, 1856745, 2025540, 2156220, 2228094, 2475660, 3038310, 3342141, 3713490, 4456188, 5570235, 6076620, 6684282, 7426980, 11140470, 13368564, 16710705, 22280940, 33421410, 66842820]

約数ペア:

[(1, 66842820), (2, 33421410), (3, 22280940), (4, 16710705), (5, 13368564), (6, 11140470), (9, 7426980), (10, 6684282), (11, 6076620), (12, 5570235), (15, 4456188), (18, 3713490), (20, 3342141), (22, 3038310), (27, 2475660), (30, 2228094), (31, 2156220), (33, 2025540), (36, 1856745), (44, 1519155), (45, 1485396), (54, 1237830), (55, 1215324), (60, 1114047), (62, 1078110), (66, 1012770), (81, 825220), (90, 742698), (93, 718740), (99, 675180), (108, 618915), (110, 607662), (121, 552420), (124, 539055), (132, 506385), (135, 495132), (155, 431244), (162, 412610), (165, 405108), (180, 371349), (186, 359370), (198, 337590), (220, 303831), (242, 276210), (270, 247566), (279, 239580), (297, 225060), (310, 215622), (324, 206305), (330, 202554), (341, 196020), (363, 184140), (372, 179685), (396, 168795), (405, 165044), (465, 143748), (484, 138105), (495, 135036), (540, 123783), (558, 119790), (594, 112530), (605, 110484), (620, 107811), (660, 101277), (682, 98010), (726, 92070), (810, 82522), (837, 79860), (891, 75020), (930, 71874), (990, 67518), (1023, 65340), (1089, 61380), (1116, 59895), (1188, 56265), (1210, 55242), (1331, 50220), (1364, 49005), (1395, 47916), (1452, 46035), (1485, 45012), (1620, 41261), (1674, 39930), (1705, 39204), (1782, 37510), (1815, 36828), (1860, 35937), (1980, 33759), (2046, 32670), (2178, 30690), (2420, 27621), (2511, 26620), (2662, 25110), (2790, 23958), (2970, 22506), (3069, 21780), (3267, 20460), (3348, 19965), (3410, 19602), (3564, 18755), (3630, 18414), (3751, 17820), (3993, 16740), (4092, 16335), (4185, 15972), (4356, 15345), (4455, 15004), (5022, 13310), (5115, 13068), (5324, 12555), (5445, 12276), (5580, 11979), (5940, 11253), (6138, 10890), (6534, 10230), (6655, 10044), (6820, 9801), (7260, 9207), (7502, 8910), (7986, 8370)]