991957789440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11981}}^1\times {\mathrm{7187}}^1$

素因数の和:19195

約数の個数: 216

約数和(自身を含む): 3432834660528

約数和(自身を除く): 2440876871088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 7187, 11520, 11981, 14374, 21561, 23962, 28748, 35935, 35943, 43122, 47924, 57496, 59905, 64683, 71870, 71886, 86244, 95848, 107805, 107829, 114992, 119810, 129366, 143740, 143772, 172488, 179715, 191696, 215610, 215658, 229984, 239620, 258732, 287480, 287544, 323415, 344976, 359430, 383392, 431220, 431316, 459968, 479240, 517464, 539145, 574960, 575088, 646830, 689952, 718860, 766784, 862440, 862632, 919936, 958480, 1034928, 1078290, 1149920, 1150176, 1293660, 1379904, 1437720, 1533568, 1724880, 1725264, 1839872, 1916960, 2069856, 2156580, 2299840, 2300352, 2587320, 2759808, 2875440, 3067136, 3449760, 3450528, 3833920, 4139712, 4313160, 4599680, 4600704, 5174640, 5519616, 5750880, 6899520, 6901056, 7667840, 8279424, 8626320, 9199360, 9201408, 10349280, 11501760, 13799040, 13802112, 15335680, 16558848, 17252640, 20698560, 23003520, 27598080, 27604224, 34505280, 41397120, 46007040, 69010560, 82794240, 86107447, 138021120, 172214894, 258322341, 344429788, 430537235, 516644682, 688859576, 774967023, 861074470, 1033289364, 1291611705, 1377719152, 1549934046, 1722148940, 2066578728, 2583223410, 2755438304, 3099868092, 3444297880, 3874835115, 4133157456, 5166446820, 5510876608, 6199736184, 6888595760, 7749670230, 8266314912, 10332893640, 11021753216, 12399472368, 13777191520, 15499340460, 16532629824, 20665787280, 22043506432, 24798944736, 27554383040, 30998680920, 33065259648, 41331574560, 49597889472, 55108766080, 61997361840, 66130519296, 82663149120, 99195778944, 110217532160, 123994723680, 165326298240, 198391557888, 247989447360, 330652596480, 495978894720, 991957789440]

約数ペア:

[(1, 991957789440), (2, 495978894720), (3, 330652596480), (4, 247989447360), (5, 198391557888), (6, 165326298240), (8, 123994723680), (9, 110217532160), (10, 99195778944), (12, 82663149120), (15, 66130519296), (16, 61997361840), (18, 55108766080), (20, 49597889472), (24, 41331574560), (30, 33065259648), (32, 30998680920), (36, 27554383040), (40, 24798944736), (45, 22043506432), (48, 20665787280), (60, 16532629824), (64, 15499340460), (72, 13777191520), (80, 12399472368), (90, 11021753216), (96, 10332893640), (120, 8266314912), (128, 7749670230), (144, 6888595760), (160, 6199736184), (180, 5510876608), (192, 5166446820), (240, 4133157456), (256, 3874835115), (288, 3444297880), (320, 3099868092), (360, 2755438304), (384, 2583223410), (480, 2066578728), (576, 1722148940), (640, 1549934046), (720, 1377719152), (768, 1291611705), (960, 1033289364), (1152, 861074470), (1280, 774967023), (1440, 688859576), (1920, 516644682), (2304, 430537235), (2880, 344429788), (3840, 258322341), (5760, 172214894), (7187, 138021120), (11520, 86107447), (11981, 82794240), (14374, 69010560), (21561, 46007040), (23962, 41397120), (28748, 34505280), (35935, 27604224), (35943, 27598080), (43122, 23003520), (47924, 20698560), (57496, 17252640), (59905, 16558848), (64683, 15335680), (71870, 13802112), (71886, 13799040), (86244, 11501760), (95848, 10349280), (107805, 9201408), (107829, 9199360), (114992, 8626320), (119810, 8279424), (129366, 7667840), (143740, 6901056), (143772, 6899520), (172488, 5750880), (179715, 5519616), (191696, 5174640), (215610, 4600704), (215658, 4599680), (229984, 4313160), (239620, 4139712), (258732, 3833920), (287480, 3450528), (287544, 3449760), (323415, 3067136), (344976, 2875440), (359430, 2759808), (383392, 2587320), (431220, 2300352), (431316, 2299840), (459968, 2156580), (479240, 2069856), (517464, 1916960), (539145, 1839872), (574960, 1725264), (575088, 1724880), (646830, 1533568), (689952, 1437720), (718860, 1379904), (766784, 1293660), (862440, 1150176), (862632, 1149920), (919936, 1078290), (958480, 1034928)]