398269080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 288

約数和(自身を含む): 1463978880

約数和(自身を除く): 1065709800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 121, 123, 132, 164, 165, 180, 198, 205, 220, 223, 242, 246, 264, 328, 330, 360, 363, 369, 396, 410, 440, 446, 451, 484, 492, 495, 605, 615, 660, 669, 726, 738, 792, 820, 892, 902, 968, 984, 990, 1089, 1115, 1210, 1230, 1320, 1338, 1353, 1452, 1476, 1640, 1784, 1804, 1815, 1845, 1980, 2007, 2178, 2230, 2255, 2420, 2453, 2460, 2676, 2706, 2904, 2952, 3345, 3608, 3630, 3690, 3960, 4014, 4059, 4356, 4460, 4510, 4840, 4906, 4920, 4961, 5352, 5412, 5445, 6690, 6765, 7260, 7359, 7380, 8028, 8118, 8712, 8920, 9020, 9143, 9812, 9922, 10035, 10824, 10890, 12265, 13380, 13530, 14520, 14718, 14760, 14883, 16056, 16236, 18040, 18286, 19624, 19844, 20070, 20295, 21780, 22077, 24530, 24805, 26760, 26983, 27060, 27429, 29436, 29766, 32472, 36572, 36795, 39688, 40140, 40590, 43560, 44154, 44649, 45715, 49060, 49610, 53966, 54120, 54858, 58872, 59532, 73144, 73590, 74415, 80280, 80949, 81180, 82287, 88308, 89298, 91430, 98120, 99220, 100573, 107932, 109716, 110385, 119064, 134915, 137145, 147180, 148830, 161898, 162360, 164574, 176616, 178596, 182860, 198440, 201146, 215864, 219432, 220770, 223245, 242847, 269830, 274290, 294360, 297660, 301719, 323796, 329148, 357192, 365720, 402292, 404745, 411435, 441540, 446490, 485694, 502865, 539660, 548580, 595320, 603438, 647592, 658296, 804584, 809490, 822870, 883080, 892980, 905157, 971388, 1005730, 1079320, 1097160, 1106303, 1206876, 1214235, 1508595, 1618980, 1645740, 1785960, 1810314, 1942776, 2011460, 2212606, 2413752, 2428470, 3017190, 3237960, 3291480, 3318909, 3620628, 4022920, 4425212, 4525785, 4856940, 5531515, 6034380, 6637818, 7241256, 8850424, 9051570, 9713880, 9956727, 11063030, 12068760, 13275636, 16594545, 18103140, 19913454, 22126060, 26551272, 33189090, 36206280, 39826908, 44252120, 49783635, 66378180, 79653816, 99567270, 132756360, 199134540, 398269080]

約数ペア:

[(1, 398269080), (2, 199134540), (3, 132756360), (4, 99567270), (5, 79653816), (6, 66378180), (8, 49783635), (9, 44252120), (10, 39826908), (11, 36206280), (12, 33189090), (15, 26551272), (18, 22126060), (20, 19913454), (22, 18103140), (24, 16594545), (30, 13275636), (33, 12068760), (36, 11063030), (40, 9956727), (41, 9713880), (44, 9051570), (45, 8850424), (55, 7241256), (60, 6637818), (66, 6034380), (72, 5531515), (82, 4856940), (88, 4525785), (90, 4425212), (99, 4022920), (110, 3620628), (120, 3318909), (121, 3291480), (123, 3237960), (132, 3017190), (164, 2428470), (165, 2413752), (180, 2212606), (198, 2011460), (205, 1942776), (220, 1810314), (223, 1785960), (242, 1645740), (246, 1618980), (264, 1508595), (328, 1214235), (330, 1206876), (360, 1106303), (363, 1097160), (369, 1079320), (396, 1005730), (410, 971388), (440, 905157), (446, 892980), (451, 883080), (484, 822870), (492, 809490), (495, 804584), (605, 658296), (615, 647592), (660, 603438), (669, 595320), (726, 548580), (738, 539660), (792, 502865), (820, 485694), (892, 446490), (902, 441540), (968, 411435), (984, 404745), (990, 402292), (1089, 365720), (1115, 357192), (1210, 329148), (1230, 323796), (1320, 301719), (1338, 297660), (1353, 294360), (1452, 274290), (1476, 269830), (1640, 242847), (1784, 223245), (1804, 220770), (1815, 219432), (1845, 215864), (1980, 201146), (2007, 198440), (2178, 182860), (2230, 178596), (2255, 176616), (2420, 164574), (2453, 162360), (2460, 161898), (2676, 148830), (2706, 147180), (2904, 137145), (2952, 134915), (3345, 119064), (3608, 110385), (3630, 109716), (3690, 107932), (3960, 100573), (4014, 99220), (4059, 98120), (4356, 91430), (4460, 89298), (4510, 88308), (4840, 82287), (4906, 81180), (4920, 80949), (4961, 80280), (5352, 74415), (5412, 73590), (5445, 73144), (6690, 59532), (6765, 58872), (7260, 54858), (7359, 54120), (7380, 53966), (8028, 49610), (8118, 49060), (8712, 45715), (8920, 44649), (9020, 44154), (9143, 43560), (9812, 40590), (9922, 40140), (10035, 39688), (10824, 36795), (10890, 36572), (12265, 32472), (13380, 29766), (13530, 29436), (14520, 27429), (14718, 27060), (14760, 26983), (14883, 26760), (16056, 24805), (16236, 24530), (18040, 22077), (18286, 21780), (19624, 20295), (19844, 20070)]