64571760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 240

約数和(自身を含む): 245127168

約数和(自身を除く): 180555408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 263, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 526, 528, 558, 620, 660, 682, 720, 744, 789, 792, 880, 930, 990, 1023, 1052, 1116, 1240, 1315, 1320, 1364, 1395, 1488, 1578, 1584, 1705, 1860, 1980, 2046, 2104, 2232, 2367, 2480, 2630, 2640, 2728, 2790, 2893, 3069, 3156, 3410, 3720, 3945, 3960, 4092, 4208, 4464, 4734, 5115, 5260, 5456, 5580, 5786, 6138, 6312, 6820, 7440, 7890, 7920, 8153, 8184, 8679, 9468, 10230, 10520, 11160, 11572, 11835, 12276, 12624, 13640, 14465, 15345, 15780, 16306, 16368, 17358, 18936, 20460, 21040, 22320, 23144, 23670, 24459, 24552, 26037, 27280, 28930, 30690, 31560, 32612, 34716, 37872, 40765, 40920, 43395, 46288, 47340, 48918, 49104, 52074, 57860, 61380, 63120, 65224, 69432, 73377, 81530, 81840, 86790, 89683, 94680, 97836, 104148, 115720, 122295, 122760, 130185, 130448, 138864, 146754, 163060, 173580, 179366, 189360, 195672, 208296, 231440, 244590, 245520, 260370, 269049, 293508, 326120, 347160, 358732, 366885, 391344, 416592, 448415, 489180, 520740, 538098, 587016, 652240, 694320, 717464, 733770, 807147, 896830, 978360, 1041480, 1076196, 1174032, 1345245, 1434928, 1467540, 1614294, 1793660, 1956720, 2082960, 2152392, 2690490, 2935080, 3228588, 3587320, 4035735, 4304784, 5380980, 5870160, 6457176, 7174640, 8071470, 10761960, 12914352, 16142940, 21523920, 32285880, 64571760]

約数ペア:

[(1, 64571760), (2, 32285880), (3, 21523920), (4, 16142940), (5, 12914352), (6, 10761960), (8, 8071470), (9, 7174640), (10, 6457176), (11, 5870160), (12, 5380980), (15, 4304784), (16, 4035735), (18, 3587320), (20, 3228588), (22, 2935080), (24, 2690490), (30, 2152392), (31, 2082960), (33, 1956720), (36, 1793660), (40, 1614294), (44, 1467540), (45, 1434928), (48, 1345245), (55, 1174032), (60, 1076196), (62, 1041480), (66, 978360), (72, 896830), (80, 807147), (88, 733770), (90, 717464), (93, 694320), (99, 652240), (110, 587016), (120, 538098), (124, 520740), (132, 489180), (144, 448415), (155, 416592), (165, 391344), (176, 366885), (180, 358732), (186, 347160), (198, 326120), (220, 293508), (240, 269049), (248, 260370), (263, 245520), (264, 244590), (279, 231440), (310, 208296), (330, 195672), (341, 189360), (360, 179366), (372, 173580), (396, 163060), (440, 146754), (465, 138864), (495, 130448), (496, 130185), (526, 122760), (528, 122295), (558, 115720), (620, 104148), (660, 97836), (682, 94680), (720, 89683), (744, 86790), (789, 81840), (792, 81530), (880, 73377), (930, 69432), (990, 65224), (1023, 63120), (1052, 61380), (1116, 57860), (1240, 52074), (1315, 49104), (1320, 48918), (1364, 47340), (1395, 46288), (1488, 43395), (1578, 40920), (1584, 40765), (1705, 37872), (1860, 34716), (1980, 32612), (2046, 31560), (2104, 30690), (2232, 28930), (2367, 27280), (2480, 26037), (2630, 24552), (2640, 24459), (2728, 23670), (2790, 23144), (2893, 22320), (3069, 21040), (3156, 20460), (3410, 18936), (3720, 17358), (3945, 16368), (3960, 16306), (4092, 15780), (4208, 15345), (4464, 14465), (4734, 13640), (5115, 12624), (5260, 12276), (5456, 11835), (5580, 11572), (5786, 11160), (6138, 10520), (6312, 10230), (6820, 9468), (7440, 8679), (7890, 8184), (7920, 8153)]