1920665520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 400

約数和(自身を含む): 6999185952

約数和(自身を除く): 5078520432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 61, 72, 80, 81, 86, 90, 108, 113, 120, 122, 129, 135, 144, 162, 172, 180, 183, 215, 216, 226, 240, 244, 258, 270, 305, 324, 339, 344, 360, 366, 387, 405, 430, 432, 452, 488, 516, 540, 549, 565, 610, 645, 648, 678, 688, 720, 732, 774, 810, 860, 904, 915, 976, 1017, 1032, 1080, 1098, 1130, 1161, 1220, 1290, 1296, 1356, 1464, 1548, 1620, 1647, 1695, 1720, 1808, 1830, 1935, 2034, 2064, 2160, 2196, 2260, 2322, 2440, 2580, 2623, 2712, 2745, 2928, 3051, 3096, 3240, 3294, 3390, 3440, 3483, 3660, 3870, 4068, 4392, 4520, 4644, 4859, 4880, 4941, 5085, 5160, 5246, 5424, 5490, 5805, 6102, 6192, 6480, 6588, 6780, 6893, 6966, 7320, 7740, 7869, 8136, 8235, 8784, 9040, 9153, 9288, 9718, 9882, 10170, 10320, 10492, 10980, 11610, 12204, 13115, 13176, 13560, 13786, 13932, 14577, 14640, 15255, 15480, 15738, 16272, 16470, 17415, 18306, 18576, 19436, 19764, 20340, 20679, 20984, 21960, 23220, 23607, 24295, 24408, 24705, 26230, 26352, 27120, 27572, 27864, 29154, 30510, 30960, 31476, 32940, 34465, 34830, 36612, 38872, 39345, 39528, 40680, 41358, 41968, 43731, 43920, 45765, 46440, 47214, 48590, 48816, 49410, 52460, 55144, 55728, 58308, 61020, 62037, 62952, 65880, 68930, 69660, 70821, 72885, 73224, 77744, 78690, 79056, 81360, 82716, 87462, 91530, 92880, 94428, 97180, 98820, 103395, 104920, 110288, 116616, 118035, 122040, 124074, 125904, 131193, 131760, 137860, 139320, 141642, 145770, 146448, 157380, 165432, 174924, 183060, 186111, 188856, 194360, 197640, 206790, 209840, 212463, 218655, 233232, 236070, 244080, 248148, 262386, 275720, 278640, 283284, 291540, 296399, 310185, 314760, 330864, 349848, 354105, 366120, 372222, 377712, 388720, 393579, 395280, 413580, 424926, 437310, 472140, 496296, 524772, 551440, 558333, 566568, 583080, 592798, 620370, 629520, 655965, 699696, 708210, 732240, 744444, 787158, 827160, 849852, 874620, 889197, 930555, 944280, 992592, 1049544, 1062315, 1116666, 1133136, 1166160, 1185596, 1240740, 1311930, 1416420, 1481995, 1488888, 1574316, 1654320, 1699704, 1749240, 1778394, 1861110, 1888560, 1967895, 2099088, 2124630, 2233332, 2371192, 2481480, 2623860, 2667591, 2791665, 2832840, 2963990, 2977776, 3148632, 3399408, 3498480, 3556788, 3722220, 3935790, 4249260, 4445985, 4466664, 4742384, 4962960, 5247720, 5335182, 5583330, 5665680, 5927980, 6297264, 7113576, 7444440, 7871580, 8002773, 8498520, 8891970, 8933328, 10495440, 10670364, 11166660, 11855960, 13337955, 14227152, 14888880, 15743160, 16005546, 16997040, 17783940, 21340728, 22333320, 23711920, 24008319, 26675910, 31486320, 32011092, 35567880, 40013865, 42681456, 44666640, 48016638, 53351820, 64022184, 71135760, 80027730, 96033276, 106703640, 120041595, 128044368, 160055460, 192066552, 213407280, 240083190, 320110920, 384133104, 480166380, 640221840, 960332760, 1920665520]

約数ペア:

[(1, 1920665520), (2, 960332760), (3, 640221840), (4, 480166380), (5, 384133104), (6, 320110920), (8, 240083190), (9, 213407280), (10, 192066552), (12, 160055460), (15, 128044368), (16, 120041595), (18, 106703640), (20, 96033276), (24, 80027730), (27, 71135760), (30, 64022184), (36, 53351820), (40, 48016638), (43, 44666640), (45, 42681456), (48, 40013865), (54, 35567880), (60, 32011092), (61, 31486320), (72, 26675910), (80, 24008319), (81, 23711920), (86, 22333320), (90, 21340728), (108, 17783940), (113, 16997040), (120, 16005546), (122, 15743160), (129, 14888880), (135, 14227152), (144, 13337955), (162, 11855960), (172, 11166660), (180, 10670364), (183, 10495440), (215, 8933328), (216, 8891970), (226, 8498520), (240, 8002773), (244, 7871580), (258, 7444440), (270, 7113576), (305, 6297264), (324, 5927980), (339, 5665680), (344, 5583330), (360, 5335182), (366, 5247720), (387, 4962960), (405, 4742384), (430, 4466664), (432, 4445985), (452, 4249260), (488, 3935790), (516, 3722220), (540, 3556788), (549, 3498480), (565, 3399408), (610, 3148632), (645, 2977776), (648, 2963990), (678, 2832840), (688, 2791665), (720, 2667591), (732, 2623860), (774, 2481480), (810, 2371192), (860, 2233332), (904, 2124630), (915, 2099088), (976, 1967895), (1017, 1888560), (1032, 1861110), (1080, 1778394), (1098, 1749240), (1130, 1699704), (1161, 1654320), (1220, 1574316), (1290, 1488888), (1296, 1481995), (1356, 1416420), (1464, 1311930), (1548, 1240740), (1620, 1185596), (1647, 1166160), (1695, 1133136), (1720, 1116666), (1808, 1062315), (1830, 1049544), (1935, 992592), (2034, 944280), (2064, 930555), (2160, 889197), (2196, 874620), (2260, 849852), (2322, 827160), (2440, 787158), (2580, 744444), (2623, 732240), (2712, 708210), (2745, 699696), (2928, 655965), (3051, 629520), (3096, 620370), (3240, 592798), (3294, 583080), (3390, 566568), (3440, 558333), (3483, 551440), (3660, 524772), (3870, 496296), (4068, 472140), (4392, 437310), (4520, 424926), (4644, 413580), (4859, 395280), (4880, 393579), (4941, 388720), (5085, 377712), (5160, 372222), (5246, 366120), (5424, 354105), (5490, 349848), (5805, 330864), (6102, 314760), (6192, 310185), (6480, 296399), (6588, 291540), (6780, 283284), (6893, 278640), (6966, 275720), (7320, 262386), (7740, 248148), (7869, 244080), (8136, 236070), (8235, 233232), (8784, 218655), (9040, 212463), (9153, 209840), (9288, 206790), (9718, 197640), (9882, 194360), (10170, 188856), (10320, 186111), (10492, 183060), (10980, 174924), (11610, 165432), (12204, 157380), (13115, 146448), (13176, 145770), (13560, 141642), (13786, 139320), (13932, 137860), (14577, 131760), (14640, 131193), (15255, 125904), (15480, 124074), (15738, 122040), (16272, 118035), (16470, 116616), (17415, 110288), (18306, 104920), (18576, 103395), (19436, 98820), (19764, 97180), (20340, 94428), (20679, 92880), (20984, 91530), (21960, 87462), (23220, 82716), (23607, 81360), (24295, 79056), (24408, 78690), (24705, 77744), (26230, 73224), (26352, 72885), (27120, 70821), (27572, 69660), (27864, 68930), (29154, 65880), (30510, 62952), (30960, 62037), (31476, 61020), (32940, 58308), (34465, 55728), (34830, 55144), (36612, 52460), (38872, 49410), (39345, 48816), (39528, 48590), (40680, 47214), (41358, 46440), (41968, 45765), (43731, 43920)]