18991372320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191137}}^1$

素因数の和:191184

約数の個数: 192

約数和(自身を含む): 69360157440

約数和(自身を除く): 50368785120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 345, 360, 368, 414, 432, 460, 480, 540, 552, 621, 690, 720, 736, 828, 864, 920, 1035, 1080, 1104, 1242, 1380, 1440, 1656, 1840, 2070, 2160, 2208, 2484, 2760, 3105, 3312, 3680, 4140, 4320, 4968, 5520, 6210, 6624, 8280, 9936, 11040, 12420, 16560, 19872, 24840, 33120, 49680, 99360, 191137, 382274, 573411, 764548, 955685, 1146822, 1529096, 1720233, 1911370, 2293644, 2867055, 3058192, 3440466, 3822740, 4396151, 4587288, 5160699, 5734110, 6116384, 6880932, 7645480, 8601165, 8792302, 9174576, 10321398, 11468220, 13188453, 13761864, 15290960, 17202330, 17584604, 18349152, 20642796, 21980755, 22936440, 25803495, 26376906, 27523728, 30581920, 34404660, 35169208, 39565359, 41285592, 43961510, 45872880, 51606990, 52753812, 55047456, 65942265, 68809320, 70338416, 79130718, 82571184, 87923020, 91745760, 103213980, 105507624, 118696077, 131884530, 137618640, 140676832, 158261436, 165142368, 175846040, 197826795, 206427960, 211015248, 237392154, 263769060, 275237280, 316522872, 351692080, 395653590, 412855920, 422030496, 474784308, 527538120, 593480385, 633045744, 703384160, 791307180, 825711840, 949568616, 1055076240, 1186960770, 1266091488, 1582614360, 1899137232, 2110152480, 2373921540, 3165228720, 3798274464, 4747843080, 6330457440, 9495686160, 18991372320]

約数ペア:

[(1, 18991372320), (2, 9495686160), (3, 6330457440), (4, 4747843080), (5, 3798274464), (6, 3165228720), (8, 2373921540), (9, 2110152480), (10, 1899137232), (12, 1582614360), (15, 1266091488), (16, 1186960770), (18, 1055076240), (20, 949568616), (23, 825711840), (24, 791307180), (27, 703384160), (30, 633045744), (32, 593480385), (36, 527538120), (40, 474784308), (45, 422030496), (46, 412855920), (48, 395653590), (54, 351692080), (60, 316522872), (69, 275237280), (72, 263769060), (80, 237392154), (90, 211015248), (92, 206427960), (96, 197826795), (108, 175846040), (115, 165142368), (120, 158261436), (135, 140676832), (138, 137618640), (144, 131884530), (160, 118696077), (180, 105507624), (184, 103213980), (207, 91745760), (216, 87923020), (230, 82571184), (240, 79130718), (270, 70338416), (276, 68809320), (288, 65942265), (345, 55047456), (360, 52753812), (368, 51606990), (414, 45872880), (432, 43961510), (460, 41285592), (480, 39565359), (540, 35169208), (552, 34404660), (621, 30581920), (690, 27523728), (720, 26376906), (736, 25803495), (828, 22936440), (864, 21980755), (920, 20642796), (1035, 18349152), (1080, 17584604), (1104, 17202330), (1242, 15290960), (1380, 13761864), (1440, 13188453), (1656, 11468220), (1840, 10321398), (2070, 9174576), (2160, 8792302), (2208, 8601165), (2484, 7645480), (2760, 6880932), (3105, 6116384), (3312, 5734110), (3680, 5160699), (4140, 4587288), (4320, 4396151), (4968, 3822740), (5520, 3440466), (6210, 3058192), (6624, 2867055), (8280, 2293644), (9936, 1911370), (11040, 1720233), (12420, 1529096), (16560, 1146822), (19872, 955685), (24840, 764548), (33120, 573411), (49680, 382274), (99360, 191137)]