268487936

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 602407680

約数和(自身を除く): 333919744

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 191, 256, 272, 289, 304, 323, 382, 544, 578, 608, 646, 764, 1088, 1156, 1216, 1292, 1528, 2176, 2312, 2432, 2584, 3056, 3247, 3629, 4352, 4624, 4864, 5168, 5491, 6112, 6494, 7258, 9248, 10336, 10982, 12224, 12988, 14516, 18496, 20672, 21964, 24448, 25976, 29032, 36992, 41344, 43928, 48896, 51952, 55199, 58064, 61693, 73984, 82688, 87856, 103904, 110398, 116128, 123386, 175712, 207808, 220796, 232256, 246772, 351424, 415616, 441592, 464512, 493544, 702848, 831232, 883184, 929024, 987088, 1048781, 1405696, 1766368, 1974176, 2097562, 3532736, 3948352, 4195124, 7065472, 7896704, 8390248, 14130944, 15793408, 16780496, 33560992, 67121984, 134243968, 268487936]

約数ペア:

[(1, 268487936), (2, 134243968), (4, 67121984), (8, 33560992), (16, 16780496), (17, 15793408), (19, 14130944), (32, 8390248), (34, 7896704), (38, 7065472), (64, 4195124), (68, 3948352), (76, 3532736), (128, 2097562), (136, 1974176), (152, 1766368), (191, 1405696), (256, 1048781), (272, 987088), (289, 929024), (304, 883184), (323, 831232), (382, 702848), (544, 493544), (578, 464512), (608, 441592), (646, 415616), (764, 351424), (1088, 246772), (1156, 232256), (1216, 220796), (1292, 207808), (1528, 175712), (2176, 123386), (2312, 116128), (2432, 110398), (2584, 103904), (3056, 87856), (3247, 82688), (3629, 73984), (4352, 61693), (4624, 58064), (4864, 55199), (5168, 51952), (5491, 48896), (6112, 43928), (6494, 41344), (7258, 36992), (9248, 29032), (10336, 25976), (10982, 24448), (12224, 21964), (12988, 20672), (14516, 18496)]