320801856

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 112

約数和(自身を含む): 872995968

約数和(自身を除く): 552194112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 101, 142, 192, 202, 213, 233, 284, 303, 404, 426, 466, 568, 606, 699, 808, 852, 932, 1136, 1212, 1398, 1616, 1704, 1864, 2272, 2424, 2796, 3232, 3408, 3728, 4544, 4848, 5592, 6464, 6816, 7171, 7456, 9696, 11184, 13632, 14342, 14912, 16543, 19392, 21513, 22368, 23533, 28684, 33086, 43026, 44736, 47066, 49629, 57368, 66172, 70599, 86052, 94132, 99258, 114736, 132344, 141198, 172104, 188264, 198516, 229472, 264688, 282396, 344208, 376528, 397032, 458944, 529376, 564792, 688416, 753056, 794064, 1058752, 1129584, 1376832, 1506112, 1588128, 1670843, 2259168, 3176256, 3341686, 4518336, 5012529, 6683372, 10025058, 13366744, 20050116, 26733488, 40100232, 53466976, 80200464, 106933952, 160400928, 320801856]

約数ペア:

[(1, 320801856), (2, 160400928), (3, 106933952), (4, 80200464), (6, 53466976), (8, 40100232), (12, 26733488), (16, 20050116), (24, 13366744), (32, 10025058), (48, 6683372), (64, 5012529), (71, 4518336), (96, 3341686), (101, 3176256), (142, 2259168), (192, 1670843), (202, 1588128), (213, 1506112), (233, 1376832), (284, 1129584), (303, 1058752), (404, 794064), (426, 753056), (466, 688416), (568, 564792), (606, 529376), (699, 458944), (808, 397032), (852, 376528), (932, 344208), (1136, 282396), (1212, 264688), (1398, 229472), (1616, 198516), (1704, 188264), (1864, 172104), (2272, 141198), (2424, 132344), (2796, 114736), (3232, 99258), (3408, 94132), (3728, 86052), (4544, 70599), (4848, 66172), (5592, 57368), (6464, 49629), (6816, 47066), (7171, 44736), (7456, 43026), (9696, 33086), (11184, 28684), (13632, 23533), (14342, 22368), (14912, 21513), (16543, 19392)]