247822016

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 112

約数和(自身を含む): 568817760

約数和(自身を除く): 320995744

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 61, 64, 76, 104, 122, 152, 208, 244, 247, 257, 304, 416, 488, 494, 514, 608, 793, 832, 976, 988, 1028, 1159, 1216, 1586, 1952, 1976, 2056, 2318, 3172, 3341, 3904, 3952, 4112, 4636, 4883, 6344, 6682, 7904, 8224, 9272, 9766, 12688, 13364, 15067, 15677, 15808, 16448, 18544, 19532, 25376, 26728, 30134, 31354, 37088, 39064, 50752, 53456, 60268, 62708, 63479, 74176, 78128, 106912, 120536, 125416, 126958, 156256, 203801, 213824, 241072, 250832, 253916, 297863, 312512, 407602, 482144, 501664, 507832, 595726, 815204, 964288, 1003328, 1015664, 1191452, 1630408, 2031328, 2382904, 3260816, 3872219, 4062656, 4765808, 6521632, 7744438, 9531616, 13043264, 15488876, 19063232, 30977752, 61955504, 123911008, 247822016]

約数ペア:

[(1, 247822016), (2, 123911008), (4, 61955504), (8, 30977752), (13, 19063232), (16, 15488876), (19, 13043264), (26, 9531616), (32, 7744438), (38, 6521632), (52, 4765808), (61, 4062656), (64, 3872219), (76, 3260816), (104, 2382904), (122, 2031328), (152, 1630408), (208, 1191452), (244, 1015664), (247, 1003328), (257, 964288), (304, 815204), (416, 595726), (488, 507832), (494, 501664), (514, 482144), (608, 407602), (793, 312512), (832, 297863), (976, 253916), (988, 250832), (1028, 241072), (1159, 213824), (1216, 203801), (1586, 156256), (1952, 126958), (1976, 125416), (2056, 120536), (2318, 106912), (3172, 78128), (3341, 74176), (3904, 63479), (3952, 62708), (4112, 60268), (4636, 53456), (4883, 50752), (6344, 39064), (6682, 37088), (7904, 31354), (8224, 30134), (9272, 26728), (9766, 25376), (12688, 19532), (13364, 18544), (15067, 16448), (15677, 15808)]