678609840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:707

約数の個数: 160

約数和(自身を含む): 2187288576

約数和(自身を除く): 1508678736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 197, 240, 248, 310, 372, 394, 463, 465, 496, 591, 620, 744, 788, 926, 930, 985, 1182, 1240, 1389, 1488, 1576, 1852, 1860, 1970, 2315, 2364, 2480, 2778, 2955, 3152, 3704, 3720, 3940, 4630, 4728, 5556, 5910, 6107, 6945, 7408, 7440, 7880, 9260, 9456, 11112, 11820, 12214, 13890, 14353, 15760, 18321, 18520, 22224, 23640, 24428, 27780, 28706, 30535, 36642, 37040, 43059, 47280, 48856, 55560, 57412, 61070, 71765, 73284, 86118, 91211, 91605, 97712, 111120, 114824, 122140, 143530, 146568, 172236, 182422, 183210, 215295, 229648, 244280, 273633, 287060, 293136, 344472, 364844, 366420, 430590, 456055, 488560, 547266, 574120, 688944, 729688, 732840, 861180, 912110, 1094532, 1148240, 1368165, 1459376, 1465680, 1722360, 1824220, 2189064, 2736330, 2827541, 3444720, 3648440, 4378128, 5472660, 5655082, 7296880, 8482623, 10945320, 11310164, 14137705, 16965246, 21890640, 22620328, 28275410, 33930492, 42413115, 45240656, 56550820, 67860984, 84826230, 113101640, 135721968, 169652460, 226203280, 339304920, 678609840]

約数ペア:

[(1, 678609840), (2, 339304920), (3, 226203280), (4, 169652460), (5, 135721968), (6, 113101640), (8, 84826230), (10, 67860984), (12, 56550820), (15, 45240656), (16, 42413115), (20, 33930492), (24, 28275410), (30, 22620328), (31, 21890640), (40, 16965246), (48, 14137705), (60, 11310164), (62, 10945320), (80, 8482623), (93, 7296880), (120, 5655082), (124, 5472660), (155, 4378128), (186, 3648440), (197, 3444720), (240, 2827541), (248, 2736330), (310, 2189064), (372, 1824220), (394, 1722360), (463, 1465680), (465, 1459376), (496, 1368165), (591, 1148240), (620, 1094532), (744, 912110), (788, 861180), (926, 732840), (930, 729688), (985, 688944), (1182, 574120), (1240, 547266), (1389, 488560), (1488, 456055), (1576, 430590), (1852, 366420), (1860, 364844), (1970, 344472), (2315, 293136), (2364, 287060), (2480, 273633), (2778, 244280), (2955, 229648), (3152, 215295), (3704, 183210), (3720, 182422), (3940, 172236), (4630, 146568), (4728, 143530), (5556, 122140), (5910, 114824), (6107, 111120), (6945, 97712), (7408, 91605), (7440, 91211), (7880, 86118), (9260, 73284), (9456, 71765), (11112, 61070), (11820, 57412), (12214, 55560), (13890, 48856), (14353, 47280), (15760, 43059), (18321, 37040), (18520, 36642), (22224, 30535), (23640, 28706), (24428, 27780)]