263693248

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2383}}^1$

素因数の和:2434

約数の個数: 112

約数和(自身を含む): 678200320

約数和(自身を除く): 414507072

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 988, 1064, 1216, 1456, 1729, 1976, 2128, 2383, 2912, 3458, 3952, 4256, 4766, 5824, 6916, 7904, 8512, 9532, 13832, 15808, 16681, 19064, 27664, 30979, 33362, 38128, 45277, 55328, 61958, 66724, 76256, 90554, 110656, 123916, 133448, 152512, 181108, 216853, 247832, 266896, 316939, 362216, 433706, 495664, 533792, 588601, 633878, 724432, 867412, 991328, 1067584, 1177202, 1267756, 1448864, 1734824, 1982656, 2354404, 2535512, 2897728, 3469648, 4120207, 4708808, 5071024, 6939296, 8240414, 9417616, 10142048, 13878592, 16480828, 18835232, 20284096, 32961656, 37670464, 65923312, 131846624, 263693248]

約数ペア:

[(1, 263693248), (2, 131846624), (4, 65923312), (7, 37670464), (8, 32961656), (13, 20284096), (14, 18835232), (16, 16480828), (19, 13878592), (26, 10142048), (28, 9417616), (32, 8240414), (38, 6939296), (52, 5071024), (56, 4708808), (64, 4120207), (76, 3469648), (91, 2897728), (104, 2535512), (112, 2354404), (133, 1982656), (152, 1734824), (182, 1448864), (208, 1267756), (224, 1177202), (247, 1067584), (266, 991328), (304, 867412), (364, 724432), (416, 633878), (448, 588601), (494, 533792), (532, 495664), (608, 433706), (728, 362216), (832, 316939), (988, 266896), (1064, 247832), (1216, 216853), (1456, 181108), (1729, 152512), (1976, 133448), (2128, 123916), (2383, 110656), (2912, 90554), (3458, 76256), (3952, 66724), (4256, 61958), (4766, 55328), (5824, 45277), (6916, 38128), (7904, 33362), (8512, 30979), (9532, 27664), (13832, 19064), (15808, 16681)]