2154455040

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 224

約数和(自身を含む): 7006681440

約数和(自身を除く): 4852226400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 197, 240, 256, 267, 320, 356, 384, 394, 445, 480, 512, 534, 591, 640, 712, 768, 788, 890, 960, 985, 1024, 1068, 1182, 1280, 1335, 1424, 1536, 1576, 1780, 1920, 1970, 2048, 2136, 2364, 2560, 2670, 2848, 2955, 3072, 3152, 3560, 3840, 3940, 4096, 4272, 4728, 5120, 5340, 5696, 5910, 6144, 6304, 7120, 7680, 7880, 8192, 8544, 9456, 10240, 10680, 11392, 11820, 12288, 12608, 14240, 15360, 15760, 17088, 17533, 18912, 20480, 21360, 22784, 23640, 24576, 25216, 28480, 30720, 31520, 34176, 35066, 37824, 40960, 42720, 45568, 47280, 50432, 52599, 56960, 61440, 63040, 68352, 70132, 75648, 85440, 87665, 91136, 94560, 100864, 105198, 113920, 122880, 126080, 136704, 140264, 151296, 170880, 175330, 182272, 189120, 201728, 210396, 227840, 252160, 262995, 273408, 280528, 302592, 341760, 350660, 364544, 378240, 403456, 420792, 455680, 504320, 525990, 546816, 561056, 605184, 683520, 701320, 729088, 756480, 806912, 841584, 911360, 1008640, 1051980, 1093632, 1122112, 1210368, 1367040, 1402640, 1512960, 1613824, 1683168, 1822720, 2017280, 2103960, 2187264, 2244224, 2420736, 2734080, 2805280, 3025920, 3366336, 3645440, 4034560, 4207920, 4488448, 4841472, 5468160, 5610560, 6051840, 6732672, 8069120, 8415840, 8976896, 10936320, 11221120, 12103680, 13465344, 16831680, 17953792, 22442240, 24207360, 26930688, 33663360, 35907584, 44884480, 53861376, 67326720, 71815168, 89768960, 107722752, 134653440, 143630336, 179537920, 215445504, 269306880, 359075840, 430891008, 538613760, 718151680, 1077227520, 2154455040]

約数ペア:

[(1, 2154455040), (2, 1077227520), (3, 718151680), (4, 538613760), (5, 430891008), (6, 359075840), (8, 269306880), (10, 215445504), (12, 179537920), (15, 143630336), (16, 134653440), (20, 107722752), (24, 89768960), (30, 71815168), (32, 67326720), (40, 53861376), (48, 44884480), (60, 35907584), (64, 33663360), (80, 26930688), (89, 24207360), (96, 22442240), (120, 17953792), (128, 16831680), (160, 13465344), (178, 12103680), (192, 11221120), (197, 10936320), (240, 8976896), (256, 8415840), (267, 8069120), (320, 6732672), (356, 6051840), (384, 5610560), (394, 5468160), (445, 4841472), (480, 4488448), (512, 4207920), (534, 4034560), (591, 3645440), (640, 3366336), (712, 3025920), (768, 2805280), (788, 2734080), (890, 2420736), (960, 2244224), (985, 2187264), (1024, 2103960), (1068, 2017280), (1182, 1822720), (1280, 1683168), (1335, 1613824), (1424, 1512960), (1536, 1402640), (1576, 1367040), (1780, 1210368), (1920, 1122112), (1970, 1093632), (2048, 1051980), (2136, 1008640), (2364, 911360), (2560, 841584), (2670, 806912), (2848, 756480), (2955, 729088), (3072, 701320), (3152, 683520), (3560, 605184), (3840, 561056), (3940, 546816), (4096, 525990), (4272, 504320), (4728, 455680), (5120, 420792), (5340, 403456), (5696, 378240), (5910, 364544), (6144, 350660), (6304, 341760), (7120, 302592), (7680, 280528), (7880, 273408), (8192, 262995), (8544, 252160), (9456, 227840), (10240, 210396), (10680, 201728), (11392, 189120), (11820, 182272), (12288, 175330), (12608, 170880), (14240, 151296), (15360, 140264), (15760, 136704), (17088, 126080), (17533, 122880), (18912, 113920), (20480, 105198), (21360, 100864), (22784, 94560), (23640, 91136), (24576, 87665), (25216, 85440), (28480, 75648), (30720, 70132), (31520, 68352), (34176, 63040), (35066, 61440), (37824, 56960), (40960, 52599), (42720, 50432), (45568, 47280)]