86721768

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 279564480

約数和(自身を除く): 192842712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 47, 49, 56, 63, 72, 84, 94, 98, 126, 141, 147, 168, 188, 196, 252, 282, 294, 329, 376, 392, 423, 441, 504, 523, 564, 588, 658, 846, 882, 987, 1046, 1128, 1176, 1316, 1569, 1692, 1764, 1974, 2092, 2303, 2632, 2961, 3138, 3384, 3528, 3661, 3948, 4184, 4606, 4707, 5922, 6276, 6909, 7322, 7896, 9212, 9414, 10983, 11844, 12552, 13818, 14644, 18424, 18828, 20727, 21966, 23688, 24581, 25627, 27636, 29288, 32949, 37656, 41454, 43932, 49162, 51254, 55272, 65898, 73743, 76881, 82908, 87864, 98324, 102508, 131796, 147486, 153762, 165816, 172067, 196648, 205016, 221229, 230643, 263592, 294972, 307524, 344134, 442458, 461286, 516201, 589944, 615048, 688268, 884916, 922572, 1032402, 1204469, 1376536, 1548603, 1769832, 1845144, 2064804, 2408938, 3097206, 3613407, 4129608, 4817876, 6194412, 7226814, 9635752, 10840221, 12388824, 14453628, 21680442, 28907256, 43360884, 86721768]

約数ペア:

[(1, 86721768), (2, 43360884), (3, 28907256), (4, 21680442), (6, 14453628), (7, 12388824), (8, 10840221), (9, 9635752), (12, 7226814), (14, 6194412), (18, 4817876), (21, 4129608), (24, 3613407), (28, 3097206), (36, 2408938), (42, 2064804), (47, 1845144), (49, 1769832), (56, 1548603), (63, 1376536), (72, 1204469), (84, 1032402), (94, 922572), (98, 884916), (126, 688268), (141, 615048), (147, 589944), (168, 516201), (188, 461286), (196, 442458), (252, 344134), (282, 307524), (294, 294972), (329, 263592), (376, 230643), (392, 221229), (423, 205016), (441, 196648), (504, 172067), (523, 165816), (564, 153762), (588, 147486), (658, 131796), (846, 102508), (882, 98324), (987, 87864), (1046, 82908), (1128, 76881), (1176, 73743), (1316, 65898), (1569, 55272), (1692, 51254), (1764, 49162), (1974, 43932), (2092, 41454), (2303, 37656), (2632, 32949), (2961, 29288), (3138, 27636), (3384, 25627), (3528, 24581), (3661, 23688), (3948, 21966), (4184, 20727), (4606, 18828), (4707, 18424), (5922, 14644), (6276, 13818), (6909, 12552), (7322, 11844), (7896, 10983), (9212, 9414)]