161761968

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 160

約数和(自身を含む): 491397120

約数和(自身を除く): 329635152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 47, 48, 54, 62, 72, 93, 94, 108, 124, 141, 144, 186, 188, 216, 248, 257, 279, 282, 372, 376, 423, 432, 496, 514, 558, 564, 744, 752, 771, 837, 846, 1028, 1116, 1128, 1269, 1457, 1488, 1542, 1674, 1692, 2056, 2232, 2256, 2313, 2538, 2914, 3084, 3348, 3384, 4112, 4371, 4464, 4626, 5076, 5828, 6168, 6696, 6768, 6939, 7967, 8742, 9252, 10152, 11656, 12079, 12336, 13113, 13392, 13878, 15934, 17484, 18504, 20304, 23312, 23901, 24158, 26226, 27756, 31868, 34968, 36237, 37008, 39339, 47802, 48316, 52452, 55512, 63736, 69936, 71703, 72474, 78678, 95604, 96632, 104904, 108711, 111024, 127472, 143406, 144948, 157356, 191208, 193264, 209808, 215109, 217422, 286812, 289896, 314712, 326133, 374449, 382416, 430218, 434844, 573624, 579792, 629424, 652266, 748898, 860436, 869688, 1123347, 1147248, 1304532, 1497796, 1720872, 1739376, 2246694, 2609064, 2995592, 3370041, 3441744, 4493388, 5218128, 5991184, 6740082, 8986776, 10110123, 13480164, 17973552, 20220246, 26960328, 40440492, 53920656, 80880984, 161761968]

約数ペア:

[(1, 161761968), (2, 80880984), (3, 53920656), (4, 40440492), (6, 26960328), (8, 20220246), (9, 17973552), (12, 13480164), (16, 10110123), (18, 8986776), (24, 6740082), (27, 5991184), (31, 5218128), (36, 4493388), (47, 3441744), (48, 3370041), (54, 2995592), (62, 2609064), (72, 2246694), (93, 1739376), (94, 1720872), (108, 1497796), (124, 1304532), (141, 1147248), (144, 1123347), (186, 869688), (188, 860436), (216, 748898), (248, 652266), (257, 629424), (279, 579792), (282, 573624), (372, 434844), (376, 430218), (423, 382416), (432, 374449), (496, 326133), (514, 314712), (558, 289896), (564, 286812), (744, 217422), (752, 215109), (771, 209808), (837, 193264), (846, 191208), (1028, 157356), (1116, 144948), (1128, 143406), (1269, 127472), (1457, 111024), (1488, 108711), (1542, 104904), (1674, 96632), (1692, 95604), (2056, 78678), (2232, 72474), (2256, 71703), (2313, 69936), (2538, 63736), (2914, 55512), (3084, 52452), (3348, 48316), (3384, 47802), (4112, 39339), (4371, 37008), (4464, 36237), (4626, 34968), (5076, 31868), (5828, 27756), (6168, 26226), (6696, 24158), (6768, 23901), (6939, 23312), (7967, 20304), (8742, 18504), (9252, 17484), (10152, 15934), (11656, 13878), (12079, 13392), (12336, 13113)]