220751856

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 180

約数和(自身を含む): 686750688

約数和(自身を除く): 465998832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 47, 48, 52, 72, 78, 94, 104, 117, 141, 144, 156, 169, 188, 193, 208, 234, 282, 312, 338, 376, 386, 423, 468, 507, 564, 579, 611, 624, 676, 752, 772, 846, 936, 1014, 1128, 1158, 1222, 1352, 1521, 1544, 1692, 1737, 1833, 1872, 2028, 2256, 2316, 2444, 2509, 2704, 3042, 3088, 3384, 3474, 3666, 4056, 4632, 4888, 5018, 5499, 6084, 6768, 6948, 7332, 7527, 7943, 8112, 9071, 9264, 9776, 10036, 10998, 12168, 13896, 14664, 15054, 15886, 18142, 20072, 21996, 22581, 23829, 24336, 27213, 27792, 29328, 30108, 31772, 32617, 36284, 40144, 43992, 45162, 47658, 54426, 60216, 63544, 65234, 71487, 72568, 81639, 87984, 90324, 95316, 97851, 108852, 117923, 120432, 127088, 130468, 142974, 145136, 163278, 180648, 190632, 195702, 217704, 235846, 260936, 285948, 293553, 326556, 353769, 361296, 381264, 391404, 435408, 471692, 521872, 571896, 587106, 653112, 707538, 782808, 943384, 1061307, 1143792, 1174212, 1306224, 1415076, 1532999, 1565616, 1886768, 2122614, 2348424, 2830152, 3065998, 4245228, 4598997, 4696848, 5660304, 6131996, 8490456, 9197994, 12263992, 13796991, 16980912, 18395988, 24527984, 27593982, 36791976, 55187964, 73583952, 110375928, 220751856]

約数ペア:

[(1, 220751856), (2, 110375928), (3, 73583952), (4, 55187964), (6, 36791976), (8, 27593982), (9, 24527984), (12, 18395988), (13, 16980912), (16, 13796991), (18, 12263992), (24, 9197994), (26, 8490456), (36, 6131996), (39, 5660304), (47, 4696848), (48, 4598997), (52, 4245228), (72, 3065998), (78, 2830152), (94, 2348424), (104, 2122614), (117, 1886768), (141, 1565616), (144, 1532999), (156, 1415076), (169, 1306224), (188, 1174212), (193, 1143792), (208, 1061307), (234, 943384), (282, 782808), (312, 707538), (338, 653112), (376, 587106), (386, 571896), (423, 521872), (468, 471692), (507, 435408), (564, 391404), (579, 381264), (611, 361296), (624, 353769), (676, 326556), (752, 293553), (772, 285948), (846, 260936), (936, 235846), (1014, 217704), (1128, 195702), (1158, 190632), (1222, 180648), (1352, 163278), (1521, 145136), (1544, 142974), (1692, 130468), (1737, 127088), (1833, 120432), (1872, 117923), (2028, 108852), (2256, 97851), (2316, 95316), (2444, 90324), (2509, 87984), (2704, 81639), (3042, 72568), (3088, 71487), (3384, 65234), (3474, 63544), (3666, 60216), (4056, 54426), (4632, 47658), (4888, 45162), (5018, 43992), (5499, 40144), (6084, 36284), (6768, 32617), (6948, 31772), (7332, 30108), (7527, 29328), (7943, 27792), (8112, 27213), (9071, 24336), (9264, 23829), (9776, 22581), (10036, 21996), (10998, 20072), (12168, 18142), (13896, 15886), (14664, 15054)]