311991264

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 240

約数和(自身を含む): 1014285888

約数和(自身を除く): 702294624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 47, 48, 52, 54, 72, 78, 81, 94, 96, 104, 108, 117, 141, 144, 156, 162, 188, 197, 208, 216, 234, 282, 288, 312, 324, 351, 376, 394, 416, 423, 432, 468, 564, 591, 611, 624, 648, 702, 752, 788, 846, 864, 936, 1053, 1128, 1182, 1222, 1248, 1269, 1296, 1404, 1504, 1576, 1692, 1773, 1833, 1872, 2106, 2256, 2364, 2444, 2538, 2561, 2592, 2808, 3152, 3384, 3546, 3666, 3744, 3807, 4212, 4512, 4728, 4888, 5076, 5122, 5319, 5499, 5616, 6304, 6768, 7092, 7332, 7614, 7683, 8424, 9259, 9456, 9776, 10152, 10244, 10638, 10998, 11232, 13536, 14184, 14664, 15228, 15366, 15957, 16497, 16848, 18518, 18912, 19552, 20304, 20488, 21276, 21996, 23049, 27777, 28368, 29328, 30456, 30732, 31914, 32994, 33696, 37036, 40608, 40976, 42552, 43992, 46098, 49491, 55554, 56736, 58656, 60912, 61464, 63828, 65988, 69147, 74072, 81952, 83331, 85104, 87984, 92196, 98982, 111108, 120367, 121824, 122928, 127656, 131976, 138294, 148144, 166662, 170208, 175968, 184392, 197964, 207441, 222216, 240734, 245856, 249993, 255312, 263952, 276588, 296288, 333324, 361101, 368784, 395928, 414882, 444432, 481468, 499986, 510624, 527904, 553176, 666648, 722202, 737568, 749979, 791856, 829764, 888864, 962936, 999972, 1083303, 1106352, 1333296, 1444404, 1499958, 1583712, 1659528, 1925872, 1999944, 2166606, 2212704, 2666592, 2888808, 2999916, 3249909, 3319056, 3851744, 3999888, 4333212, 5777616, 5999832, 6499818, 6638112, 7999776, 8666424, 9749727, 11555232, 11999664, 12999636, 17332848, 19499454, 23999328, 25999272, 34665696, 38998908, 51998544, 77997816, 103997088, 155995632, 311991264]

約数ペア:

[(1, 311991264), (2, 155995632), (3, 103997088), (4, 77997816), (6, 51998544), (8, 38998908), (9, 34665696), (12, 25999272), (13, 23999328), (16, 19499454), (18, 17332848), (24, 12999636), (26, 11999664), (27, 11555232), (32, 9749727), (36, 8666424), (39, 7999776), (47, 6638112), (48, 6499818), (52, 5999832), (54, 5777616), (72, 4333212), (78, 3999888), (81, 3851744), (94, 3319056), (96, 3249909), (104, 2999916), (108, 2888808), (117, 2666592), (141, 2212704), (144, 2166606), (156, 1999944), (162, 1925872), (188, 1659528), (197, 1583712), (208, 1499958), (216, 1444404), (234, 1333296), (282, 1106352), (288, 1083303), (312, 999972), (324, 962936), (351, 888864), (376, 829764), (394, 791856), (416, 749979), (423, 737568), (432, 722202), (468, 666648), (564, 553176), (591, 527904), (611, 510624), (624, 499986), (648, 481468), (702, 444432), (752, 414882), (788, 395928), (846, 368784), (864, 361101), (936, 333324), (1053, 296288), (1128, 276588), (1182, 263952), (1222, 255312), (1248, 249993), (1269, 245856), (1296, 240734), (1404, 222216), (1504, 207441), (1576, 197964), (1692, 184392), (1773, 175968), (1833, 170208), (1872, 166662), (2106, 148144), (2256, 138294), (2364, 131976), (2444, 127656), (2538, 122928), (2561, 121824), (2592, 120367), (2808, 111108), (3152, 98982), (3384, 92196), (3546, 87984), (3666, 85104), (3744, 83331), (3807, 81952), (4212, 74072), (4512, 69147), (4728, 65988), (4888, 63828), (5076, 61464), (5122, 60912), (5319, 58656), (5499, 56736), (5616, 55554), (6304, 49491), (6768, 46098), (7092, 43992), (7332, 42552), (7614, 40976), (7683, 40608), (8424, 37036), (9259, 33696), (9456, 32994), (9776, 31914), (10152, 30732), (10244, 30456), (10638, 29328), (10998, 28368), (11232, 27777), (13536, 23049), (14184, 21996), (14664, 21276), (15228, 20488), (15366, 20304), (15957, 19552), (16497, 18912), (16848, 18518)]