1990911480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:594

約数の個数: 256

約数和(自身を含む): 6646147200

約数和(自身を除く): 4655235720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 73, 85, 87, 102, 116, 120, 136, 145, 146, 170, 174, 204, 219, 232, 255, 290, 292, 340, 348, 365, 408, 435, 438, 461, 493, 510, 580, 584, 680, 696, 730, 870, 876, 922, 986, 1020, 1095, 1160, 1241, 1383, 1460, 1479, 1740, 1752, 1844, 1972, 2040, 2117, 2190, 2305, 2465, 2482, 2766, 2920, 2958, 3480, 3688, 3723, 3944, 4234, 4380, 4610, 4930, 4964, 5532, 5916, 6205, 6351, 6915, 7395, 7446, 7837, 8468, 8760, 9220, 9860, 9928, 10585, 11064, 11832, 12410, 12702, 13369, 13830, 14790, 14892, 15674, 16936, 18440, 18615, 19720, 21170, 23511, 24820, 25404, 26738, 27660, 29580, 29784, 31348, 31755, 33653, 35989, 37230, 39185, 40107, 42340, 47022, 49640, 50808, 53476, 55320, 59160, 62696, 63510, 66845, 67306, 71978, 74460, 78370, 80214, 84680, 94044, 100959, 106952, 107967, 117555, 127020, 133690, 134612, 143956, 148920, 156740, 160428, 168265, 179945, 188088, 200535, 201918, 215934, 227273, 235110, 254040, 267380, 269224, 287912, 313480, 320856, 336530, 359890, 401070, 403836, 431868, 454546, 470220, 504795, 534760, 539835, 572101, 673060, 681819, 719780, 802140, 807672, 863736, 909092, 940440, 975937, 1009590, 1079670, 1136365, 1144202, 1346120, 1363638, 1439560, 1604280, 1716303, 1818184, 1951874, 2019180, 2159340, 2272730, 2288404, 2727276, 2860505, 2927811, 3409095, 3432606, 3903748, 4038360, 4318680, 4545460, 4576808, 4879685, 5454552, 5721010, 5855622, 6818190, 6865212, 7807496, 8581515, 9090920, 9759370, 11442020, 11711244, 13636380, 13730424, 14639055, 16590929, 17163030, 19518740, 22884040, 23422488, 27272760, 29278110, 33181858, 34326060, 39037480, 49772787, 58556220, 66363716, 68652120, 82954645, 99545574, 117112440, 132727432, 165909290, 199091148, 248863935, 331818580, 398182296, 497727870, 663637160, 995455740, 1990911480]

約数ペア:

[(1, 1990911480), (2, 995455740), (3, 663637160), (4, 497727870), (5, 398182296), (6, 331818580), (8, 248863935), (10, 199091148), (12, 165909290), (15, 132727432), (17, 117112440), (20, 99545574), (24, 82954645), (29, 68652120), (30, 66363716), (34, 58556220), (40, 49772787), (51, 39037480), (58, 34326060), (60, 33181858), (68, 29278110), (73, 27272760), (85, 23422488), (87, 22884040), (102, 19518740), (116, 17163030), (120, 16590929), (136, 14639055), (145, 13730424), (146, 13636380), (170, 11711244), (174, 11442020), (204, 9759370), (219, 9090920), (232, 8581515), (255, 7807496), (290, 6865212), (292, 6818190), (340, 5855622), (348, 5721010), (365, 5454552), (408, 4879685), (435, 4576808), (438, 4545460), (461, 4318680), (493, 4038360), (510, 3903748), (580, 3432606), (584, 3409095), (680, 2927811), (696, 2860505), (730, 2727276), (870, 2288404), (876, 2272730), (922, 2159340), (986, 2019180), (1020, 1951874), (1095, 1818184), (1160, 1716303), (1241, 1604280), (1383, 1439560), (1460, 1363638), (1479, 1346120), (1740, 1144202), (1752, 1136365), (1844, 1079670), (1972, 1009590), (2040, 975937), (2117, 940440), (2190, 909092), (2305, 863736), (2465, 807672), (2482, 802140), (2766, 719780), (2920, 681819), (2958, 673060), (3480, 572101), (3688, 539835), (3723, 534760), (3944, 504795), (4234, 470220), (4380, 454546), (4610, 431868), (4930, 403836), (4964, 401070), (5532, 359890), (5916, 336530), (6205, 320856), (6351, 313480), (6915, 287912), (7395, 269224), (7446, 267380), (7837, 254040), (8468, 235110), (8760, 227273), (9220, 215934), (9860, 201918), (9928, 200535), (10585, 188088), (11064, 179945), (11832, 168265), (12410, 160428), (12702, 156740), (13369, 148920), (13830, 143956), (14790, 134612), (14892, 133690), (15674, 127020), (16936, 117555), (18440, 107967), (18615, 106952), (19720, 100959), (21170, 94044), (23511, 84680), (24820, 80214), (25404, 78370), (26738, 74460), (27660, 71978), (29580, 67306), (29784, 66845), (31348, 63510), (31755, 62696), (33653, 59160), (35989, 55320), (37230, 53476), (39185, 50808), (40107, 49640), (42340, 47022)]