20482031520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{3389}}^1$

素因数の和:4812

約数の個数: 192

約数和(自身を含む): 71759520000

約数和(自身を除く): 51277488480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1399, 1440, 2160, 2798, 3389, 4197, 4320, 5596, 6778, 6995, 8394, 10167, 11192, 12591, 13556, 13990, 16788, 16945, 20334, 20985, 22384, 25182, 27112, 27980, 30501, 33576, 33890, 37773, 40668, 41970, 44768, 50364, 50835, 54224, 55960, 61002, 62955, 67152, 67780, 75546, 81336, 83940, 91503, 100728, 101670, 108448, 111920, 122004, 125910, 134304, 135560, 151092, 152505, 162672, 167880, 183006, 188865, 201456, 203340, 223840, 244008, 251820, 271120, 302184, 305010, 325344, 335760, 366012, 377730, 402912, 406680, 457515, 488016, 503640, 542240, 604368, 610020, 671520, 732024, 755460, 813360, 915030, 976032, 1007280, 1208736, 1220040, 1464048, 1510920, 1626720, 1830060, 2014560, 2440080, 2928096, 3021840, 3660120, 4741211, 4880160, 6043680, 7320240, 9482422, 14223633, 14640480, 18964844, 23706055, 28447266, 37929688, 42670899, 47412110, 56894532, 71118165, 75859376, 85341798, 94824220, 113789064, 128012697, 142236330, 151718752, 170683596, 189648440, 213354495, 227578128, 256025394, 284472660, 341367192, 379296880, 426708990, 455156256, 512050788, 568945320, 640063485, 682734384, 758593760, 853417980, 1024101576, 1137890640, 1280126970, 1365468768, 1706835960, 2048203152, 2275781280, 2560253940, 3413671920, 4096406304, 5120507880, 6827343840, 10241015760, 20482031520]

約数ペア:

[(1, 20482031520), (2, 10241015760), (3, 6827343840), (4, 5120507880), (5, 4096406304), (6, 3413671920), (8, 2560253940), (9, 2275781280), (10, 2048203152), (12, 1706835960), (15, 1365468768), (16, 1280126970), (18, 1137890640), (20, 1024101576), (24, 853417980), (27, 758593760), (30, 682734384), (32, 640063485), (36, 568945320), (40, 512050788), (45, 455156256), (48, 426708990), (54, 379296880), (60, 341367192), (72, 284472660), (80, 256025394), (90, 227578128), (96, 213354495), (108, 189648440), (120, 170683596), (135, 151718752), (144, 142236330), (160, 128012697), (180, 113789064), (216, 94824220), (240, 85341798), (270, 75859376), (288, 71118165), (360, 56894532), (432, 47412110), (480, 42670899), (540, 37929688), (720, 28447266), (864, 23706055), (1080, 18964844), (1399, 14640480), (1440, 14223633), (2160, 9482422), (2798, 7320240), (3389, 6043680), (4197, 4880160), (4320, 4741211), (5596, 3660120), (6778, 3021840), (6995, 2928096), (8394, 2440080), (10167, 2014560), (11192, 1830060), (12591, 1626720), (13556, 1510920), (13990, 1464048), (16788, 1220040), (16945, 1208736), (20334, 1007280), (20985, 976032), (22384, 915030), (25182, 813360), (27112, 755460), (27980, 732024), (30501, 671520), (33576, 610020), (33890, 604368), (37773, 542240), (40668, 503640), (41970, 488016), (44768, 457515), (50364, 406680), (50835, 402912), (54224, 377730), (55960, 366012), (61002, 335760), (62955, 325344), (67152, 305010), (67780, 302184), (75546, 271120), (81336, 251820), (83940, 244008), (91503, 223840), (100728, 203340), (101670, 201456), (108448, 188865), (111920, 183006), (122004, 167880), (125910, 162672), (134304, 152505), (135560, 151092)]