268534448

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 160

約数和(自身を含む): 714954240

約数和(自身を除く): 446419792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 34, 38, 52, 56, 68, 76, 91, 104, 112, 119, 133, 136, 152, 182, 208, 221, 238, 247, 266, 272, 304, 323, 364, 442, 476, 494, 532, 571, 646, 728, 884, 952, 988, 1064, 1142, 1292, 1456, 1547, 1729, 1768, 1904, 1976, 2128, 2261, 2284, 2584, 3094, 3458, 3536, 3952, 3997, 4199, 4522, 4568, 5168, 6188, 6916, 7423, 7994, 8398, 9044, 9136, 9707, 10849, 12376, 13832, 14846, 15988, 16796, 18088, 19414, 21698, 24752, 27664, 29393, 29692, 31976, 33592, 36176, 38828, 43396, 51961, 58786, 59384, 63952, 67184, 67949, 75943, 77656, 86792, 103922, 117572, 118768, 126191, 135898, 141037, 151886, 155312, 173584, 184433, 207844, 235144, 252382, 271796, 282074, 303772, 368866, 415688, 470288, 504764, 543592, 564148, 607544, 737732, 831376, 883337, 987259, 1009528, 1087184, 1128296, 1215088, 1291031, 1475464, 1766674, 1974518, 2019056, 2256592, 2397629, 2582062, 2950928, 3533348, 3949036, 4795258, 5164124, 7066696, 7898072, 9590516, 10328248, 14133392, 15796144, 16783403, 19181032, 20656496, 33566806, 38362064, 67133612, 134267224, 268534448]

約数ペア:

[(1, 268534448), (2, 134267224), (4, 67133612), (7, 38362064), (8, 33566806), (13, 20656496), (14, 19181032), (16, 16783403), (17, 15796144), (19, 14133392), (26, 10328248), (28, 9590516), (34, 7898072), (38, 7066696), (52, 5164124), (56, 4795258), (68, 3949036), (76, 3533348), (91, 2950928), (104, 2582062), (112, 2397629), (119, 2256592), (133, 2019056), (136, 1974518), (152, 1766674), (182, 1475464), (208, 1291031), (221, 1215088), (238, 1128296), (247, 1087184), (266, 1009528), (272, 987259), (304, 883337), (323, 831376), (364, 737732), (442, 607544), (476, 564148), (494, 543592), (532, 504764), (571, 470288), (646, 415688), (728, 368866), (884, 303772), (952, 282074), (988, 271796), (1064, 252382), (1142, 235144), (1292, 207844), (1456, 184433), (1547, 173584), (1729, 155312), (1768, 151886), (1904, 141037), (1976, 135898), (2128, 126191), (2261, 118768), (2284, 117572), (2584, 103922), (3094, 86792), (3458, 77656), (3536, 75943), (3952, 67949), (3997, 67184), (4199, 63952), (4522, 59384), (4568, 58786), (5168, 51961), (6188, 43396), (6916, 38828), (7423, 36176), (7994, 33592), (8398, 31976), (9044, 29692), (9136, 29393), (9707, 27664), (10849, 24752), (12376, 21698), (13832, 19414), (14846, 18088), (15988, 16796)]