15985848208

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:414

約数の個数: 180

約数和(自身を含む): 36475438860

約数和(自身を除く): 20489590652

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 89, 121, 152, 176, 178, 209, 242, 257, 304, 356, 361, 418, 484, 514, 712, 722, 836, 968, 979, 1028, 1424, 1444, 1672, 1691, 1936, 1958, 2056, 2299, 2827, 2888, 3344, 3382, 3916, 3971, 4112, 4598, 4883, 5654, 5776, 6764, 7832, 7942, 9196, 9766, 10769, 11308, 13528, 15664, 15884, 18392, 18601, 19532, 21538, 22616, 22873, 27056, 31097, 31768, 32129, 36784, 37202, 39064, 43076, 43681, 45232, 45746, 53713, 62194, 63536, 64258, 74404, 78128, 86152, 87362, 91492, 92777, 107426, 124388, 128516, 148808, 172304, 174724, 182984, 185554, 204611, 214852, 248776, 251603, 257032, 297616, 349448, 353419, 365968, 371108, 409222, 429704, 434587, 497552, 503206, 514064, 590843, 698896, 706838, 742216, 818444, 859408, 869174, 1006412, 1020547, 1181686, 1413676, 1484432, 1636888, 1738348, 2012824, 2041094, 2363372, 2767633, 2827352, 3273776, 3476696, 3887609, 4025648, 4082188, 4726744, 4780457, 5535266, 5654704, 6953392, 7775218, 8164376, 8257153, 9453488, 9560914, 11070532, 11226017, 15550436, 16328752, 16514306, 19121828, 22141064, 22452034, 31100872, 33028612, 38243656, 44282128, 44904068, 52585027, 62201744, 66057224, 76487312, 89808136, 90828683, 105170054, 132114448, 179616272, 181657366, 210340108, 363314732, 420680216, 726629464, 841360432, 999115513, 1453258928, 1998231026, 3996462052, 7992924104, 15985848208]

約数ペア:

[(1, 15985848208), (2, 7992924104), (4, 3996462052), (8, 1998231026), (11, 1453258928), (16, 999115513), (19, 841360432), (22, 726629464), (38, 420680216), (44, 363314732), (76, 210340108), (88, 181657366), (89, 179616272), (121, 132114448), (152, 105170054), (176, 90828683), (178, 89808136), (209, 76487312), (242, 66057224), (257, 62201744), (304, 52585027), (356, 44904068), (361, 44282128), (418, 38243656), (484, 33028612), (514, 31100872), (712, 22452034), (722, 22141064), (836, 19121828), (968, 16514306), (979, 16328752), (1028, 15550436), (1424, 11226017), (1444, 11070532), (1672, 9560914), (1691, 9453488), (1936, 8257153), (1958, 8164376), (2056, 7775218), (2299, 6953392), (2827, 5654704), (2888, 5535266), (3344, 4780457), (3382, 4726744), (3916, 4082188), (3971, 4025648), (4112, 3887609), (4598, 3476696), (4883, 3273776), (5654, 2827352), (5776, 2767633), (6764, 2363372), (7832, 2041094), (7942, 2012824), (9196, 1738348), (9766, 1636888), (10769, 1484432), (11308, 1413676), (13528, 1181686), (15664, 1020547), (15884, 1006412), (18392, 869174), (18601, 859408), (19532, 818444), (21538, 742216), (22616, 706838), (22873, 698896), (27056, 590843), (31097, 514064), (31768, 503206), (32129, 497552), (36784, 434587), (37202, 429704), (39064, 409222), (43076, 371108), (43681, 365968), (45232, 353419), (45746, 349448), (53713, 297616), (62194, 257032), (63536, 251603), (64258, 248776), (74404, 214852), (78128, 204611), (86152, 185554), (87362, 182984), (91492, 174724), (92777, 172304), (107426, 148808), (124388, 128516)]