821830240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1701

約数の個数: 192

約数和(自身を含む): 2481228288

約数和(自身を除く): 1659398048

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 41, 44, 55, 56, 70, 77, 80, 82, 88, 110, 112, 140, 154, 160, 164, 176, 205, 220, 224, 280, 287, 308, 328, 352, 385, 410, 440, 451, 560, 574, 616, 656, 770, 820, 880, 902, 1120, 1148, 1232, 1312, 1435, 1540, 1627, 1640, 1760, 1804, 2255, 2296, 2464, 2870, 3080, 3157, 3254, 3280, 3608, 4510, 4592, 5740, 6160, 6314, 6508, 6560, 7216, 8135, 9020, 9184, 11389, 11480, 12320, 12628, 13016, 14432, 15785, 16270, 17897, 18040, 22778, 22960, 25256, 26032, 31570, 32540, 35794, 36080, 45556, 45920, 50512, 52064, 56945, 63140, 65080, 66707, 71588, 72160, 89485, 91112, 101024, 113890, 125279, 126280, 130160, 133414, 143176, 178970, 182224, 227780, 250558, 252560, 260320, 266828, 286352, 333535, 357940, 364448, 455560, 466949, 501116, 505120, 533656, 572704, 626395, 667070, 715880, 733777, 911120, 933898, 1002232, 1067312, 1252790, 1334140, 1431760, 1467554, 1822240, 1867796, 2004464, 2134624, 2334745, 2505580, 2668280, 2863520, 2935108, 3668885, 3735592, 4008928, 4669490, 5011160, 5136439, 5336560, 5870216, 7337770, 7471184, 9338980, 10022320, 10272878, 10673120, 11740432, 14675540, 14942368, 18677960, 20044640, 20545756, 23480864, 25682195, 29351080, 37355920, 41091512, 51364390, 58702160, 74711840, 82183024, 102728780, 117404320, 164366048, 205457560, 410915120, 821830240]

約数ペア:

[(1, 821830240), (2, 410915120), (4, 205457560), (5, 164366048), (7, 117404320), (8, 102728780), (10, 82183024), (11, 74711840), (14, 58702160), (16, 51364390), (20, 41091512), (22, 37355920), (28, 29351080), (32, 25682195), (35, 23480864), (40, 20545756), (41, 20044640), (44, 18677960), (55, 14942368), (56, 14675540), (70, 11740432), (77, 10673120), (80, 10272878), (82, 10022320), (88, 9338980), (110, 7471184), (112, 7337770), (140, 5870216), (154, 5336560), (160, 5136439), (164, 5011160), (176, 4669490), (205, 4008928), (220, 3735592), (224, 3668885), (280, 2935108), (287, 2863520), (308, 2668280), (328, 2505580), (352, 2334745), (385, 2134624), (410, 2004464), (440, 1867796), (451, 1822240), (560, 1467554), (574, 1431760), (616, 1334140), (656, 1252790), (770, 1067312), (820, 1002232), (880, 933898), (902, 911120), (1120, 733777), (1148, 715880), (1232, 667070), (1312, 626395), (1435, 572704), (1540, 533656), (1627, 505120), (1640, 501116), (1760, 466949), (1804, 455560), (2255, 364448), (2296, 357940), (2464, 333535), (2870, 286352), (3080, 266828), (3157, 260320), (3254, 252560), (3280, 250558), (3608, 227780), (4510, 182224), (4592, 178970), (5740, 143176), (6160, 133414), (6314, 130160), (6508, 126280), (6560, 125279), (7216, 113890), (8135, 101024), (9020, 91112), (9184, 89485), (11389, 72160), (11480, 71588), (12320, 66707), (12628, 65080), (13016, 63140), (14432, 56945), (15785, 52064), (16270, 50512), (17897, 45920), (18040, 45556), (22778, 36080), (22960, 35794), (25256, 32540), (26032, 31570)]