68397408

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 206309376

約数和(自身を除く): 137911968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 47, 48, 62, 72, 93, 94, 96, 124, 141, 144, 163, 186, 188, 248, 279, 282, 288, 326, 372, 376, 423, 489, 496, 558, 564, 652, 744, 752, 846, 978, 992, 1116, 1128, 1304, 1457, 1467, 1488, 1504, 1692, 1956, 2232, 2256, 2608, 2914, 2934, 2976, 3384, 3912, 4371, 4464, 4512, 5053, 5216, 5828, 5868, 6768, 7661, 7824, 8742, 8928, 10106, 11656, 11736, 13113, 13536, 15159, 15322, 15648, 17484, 20212, 22983, 23312, 23472, 26226, 30318, 30644, 34968, 40424, 45477, 45966, 46624, 46944, 52452, 60636, 61288, 68949, 69936, 80848, 90954, 91932, 104904, 121272, 122576, 137898, 139872, 161696, 181908, 183864, 209808, 237491, 242544, 245152, 275796, 363816, 367728, 419616, 474982, 485088, 551592, 712473, 727632, 735456, 949964, 1103184, 1424946, 1455264, 1899928, 2137419, 2206368, 2849892, 3799856, 4274838, 5699784, 7599712, 8549676, 11399568, 17099352, 22799136, 34198704, 68397408]

約数ペア:

[(1, 68397408), (2, 34198704), (3, 22799136), (4, 17099352), (6, 11399568), (8, 8549676), (9, 7599712), (12, 5699784), (16, 4274838), (18, 3799856), (24, 2849892), (31, 2206368), (32, 2137419), (36, 1899928), (47, 1455264), (48, 1424946), (62, 1103184), (72, 949964), (93, 735456), (94, 727632), (96, 712473), (124, 551592), (141, 485088), (144, 474982), (163, 419616), (186, 367728), (188, 363816), (248, 275796), (279, 245152), (282, 242544), (288, 237491), (326, 209808), (372, 183864), (376, 181908), (423, 161696), (489, 139872), (496, 137898), (558, 122576), (564, 121272), (652, 104904), (744, 91932), (752, 90954), (846, 80848), (978, 69936), (992, 68949), (1116, 61288), (1128, 60636), (1304, 52452), (1457, 46944), (1467, 46624), (1488, 45966), (1504, 45477), (1692, 40424), (1956, 34968), (2232, 30644), (2256, 30318), (2608, 26226), (2914, 23472), (2934, 23312), (2976, 22983), (3384, 20212), (3912, 17484), (4371, 15648), (4464, 15322), (4512, 15159), (5053, 13536), (5216, 13113), (5828, 11736), (5868, 11656), (6768, 10106), (7661, 8928), (7824, 8742)]