688506480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 240

約数和(自身を含む): 2427594624

約数和(自身を除く): 1739088144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 107, 108, 120, 135, 144, 162, 180, 214, 216, 240, 243, 270, 321, 324, 331, 360, 405, 428, 432, 486, 535, 540, 642, 648, 662, 720, 810, 856, 963, 972, 993, 1070, 1080, 1215, 1284, 1296, 1324, 1605, 1620, 1655, 1712, 1926, 1944, 1986, 2140, 2160, 2430, 2568, 2648, 2889, 2979, 3210, 3240, 3310, 3852, 3888, 3972, 4280, 4815, 4860, 4965, 5136, 5296, 5778, 5958, 6420, 6480, 6620, 7704, 7944, 8560, 8667, 8937, 9630, 9720, 9930, 11556, 11916, 12840, 13240, 14445, 14895, 15408, 15888, 17334, 17874, 19260, 19440, 19860, 23112, 23832, 25680, 26001, 26480, 26811, 28890, 29790, 34668, 35417, 35748, 38520, 39720, 43335, 44685, 46224, 47664, 52002, 53622, 57780, 59580, 69336, 70834, 71496, 77040, 79440, 80433, 86670, 89370, 104004, 106251, 107244, 115560, 119160, 130005, 134055, 138672, 141668, 142992, 160866, 173340, 177085, 178740, 208008, 212502, 214488, 231120, 238320, 260010, 268110, 283336, 318753, 321732, 346680, 354170, 357480, 402165, 416016, 425004, 428976, 520020, 531255, 536220, 566672, 637506, 643464, 693360, 708340, 714960, 804330, 850008, 956259, 1040040, 1062510, 1072440, 1275012, 1286928, 1416680, 1593765, 1608660, 1700016, 1912518, 2080080, 2125020, 2144880, 2550024, 2833360, 2868777, 3187530, 3217320, 3825036, 4250040, 4781295, 5100048, 5737554, 6375060, 6434640, 7650072, 8500080, 8606331, 9562590, 11475108, 12750120, 14343885, 15300144, 17212662, 19125180, 22950216, 25500240, 28687770, 34425324, 38250360, 43031655, 45900432, 57375540, 68850648, 76500720, 86063310, 114751080, 137701296, 172126620, 229502160, 344253240, 688506480]

約数ペア:

[(1, 688506480), (2, 344253240), (3, 229502160), (4, 172126620), (5, 137701296), (6, 114751080), (8, 86063310), (9, 76500720), (10, 68850648), (12, 57375540), (15, 45900432), (16, 43031655), (18, 38250360), (20, 34425324), (24, 28687770), (27, 25500240), (30, 22950216), (36, 19125180), (40, 17212662), (45, 15300144), (48, 14343885), (54, 12750120), (60, 11475108), (72, 9562590), (80, 8606331), (81, 8500080), (90, 7650072), (107, 6434640), (108, 6375060), (120, 5737554), (135, 5100048), (144, 4781295), (162, 4250040), (180, 3825036), (214, 3217320), (216, 3187530), (240, 2868777), (243, 2833360), (270, 2550024), (321, 2144880), (324, 2125020), (331, 2080080), (360, 1912518), (405, 1700016), (428, 1608660), (432, 1593765), (486, 1416680), (535, 1286928), (540, 1275012), (642, 1072440), (648, 1062510), (662, 1040040), (720, 956259), (810, 850008), (856, 804330), (963, 714960), (972, 708340), (993, 693360), (1070, 643464), (1080, 637506), (1215, 566672), (1284, 536220), (1296, 531255), (1324, 520020), (1605, 428976), (1620, 425004), (1655, 416016), (1712, 402165), (1926, 357480), (1944, 354170), (1986, 346680), (2140, 321732), (2160, 318753), (2430, 283336), (2568, 268110), (2648, 260010), (2889, 238320), (2979, 231120), (3210, 214488), (3240, 212502), (3310, 208008), (3852, 178740), (3888, 177085), (3972, 173340), (4280, 160866), (4815, 142992), (4860, 141668), (4965, 138672), (5136, 134055), (5296, 130005), (5778, 119160), (5958, 115560), (6420, 107244), (6480, 106251), (6620, 104004), (7704, 89370), (7944, 86670), (8560, 80433), (8667, 79440), (8937, 77040), (9630, 71496), (9720, 70834), (9930, 69336), (11556, 59580), (11916, 57780), (12840, 53622), (13240, 52002), (14445, 47664), (14895, 46224), (15408, 44685), (15888, 43335), (17334, 39720), (17874, 38520), (19260, 35748), (19440, 35417), (19860, 34668), (23112, 29790), (23832, 28890), (25680, 26811), (26001, 26480)]