21188061972480

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{74411}}^1$

素因数の和:74508

約数の個数: 768

約数和(自身を含む): 78631648542720

約数和(自身を除く): 57443586570240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 31, 32, 39, 40, 46, 48, 52, 60, 62, 64, 65, 69, 78, 80, 92, 93, 96, 104, 115, 120, 124, 128, 130, 138, 155, 156, 160, 184, 186, 192, 195, 208, 230, 240, 248, 256, 260, 276, 299, 310, 312, 320, 345, 368, 372, 384, 390, 403, 416, 460, 465, 480, 496, 512, 520, 552, 598, 620, 624, 640, 690, 713, 736, 744, 768, 780, 806, 832, 897, 920, 930, 960, 992, 1024, 1040, 1104, 1196, 1209, 1240, 1248, 1280, 1380, 1426, 1472, 1488, 1495, 1536, 1560, 1612, 1664, 1794, 1840, 1860, 1920, 1984, 2015, 2048, 2080, 2139, 2208, 2392, 2418, 2480, 2496, 2560, 2760, 2852, 2944, 2976, 2990, 3072, 3120, 3224, 3328, 3565, 3588, 3680, 3720, 3840, 3968, 4030, 4160, 4278, 4416, 4485, 4784, 4836, 4960, 4992, 5120, 5520, 5704, 5888, 5952, 5980, 6045, 6144, 6240, 6448, 6656, 7130, 7176, 7360, 7440, 7680, 7936, 8060, 8320, 8556, 8832, 8970, 9269, 9568, 9672, 9920, 9984, 10240, 10695, 11040, 11408, 11776, 11904, 11960, 12090, 12480, 12896, 13312, 14260, 14352, 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5297015493120, 7062687324160, 10594030986240, 21188061972480]

約数ペア:

[(1, 21188061972480), (2, 10594030986240), (3, 7062687324160), (4, 5297015493120), (5, 4237612394496), (6, 3531343662080), (8, 2648507746560), (10, 2118806197248), (12, 1765671831040), (13, 1629850920960), (15, 1412537464832), (16, 1324253873280), (20, 1059403098624), (23, 921220085760), (24, 882835915520), (26, 814925460480), (30, 706268732416), (31, 683485870080), (32, 662126936640), (39, 543283640320), (40, 529701549312), (46, 460610042880), (48, 441417957760), (52, 407462730240), (60, 353134366208), (62, 341742935040), (64, 331063468320), (65, 325970184192), (69, 307073361920), (78, 271641820160), (80, 264850774656), (92, 230305021440), (93, 227828623360), (96, 220708978880), (104, 203731365120), (115, 184244017152), (120, 176567183104), (124, 170871467520), (128, 165531734160), (130, 162985092096), (138, 153536680960), (155, 136697174016), (156, 135820910080), (160, 132425387328), (184, 115152510720), (186, 113914311680), (192, 110354489440), (195, 108656728064), (208, 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