78304548

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 230334720

約数和(自身を除く): 152030172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 43, 49, 57, 76, 84, 86, 98, 114, 129, 133, 147, 163, 172, 196, 228, 258, 266, 294, 301, 326, 399, 489, 516, 532, 588, 602, 652, 798, 817, 903, 931, 978, 1141, 1204, 1596, 1634, 1806, 1862, 1956, 2107, 2282, 2451, 2793, 3097, 3268, 3423, 3612, 3724, 4214, 4564, 4902, 5586, 5719, 6194, 6321, 6846, 7009, 7987, 8428, 9291, 9804, 11172, 11438, 12388, 12642, 13692, 14018, 15974, 17157, 18582, 21027, 21679, 22876, 23961, 25284, 28036, 31948, 34314, 37164, 40033, 42054, 43358, 47922, 49063, 65037, 68628, 80066, 84108, 86716, 95844, 98126, 120099, 130074, 133171, 147189, 151753, 160132, 196252, 240198, 260148, 266342, 294378, 303506, 343441, 399513, 455259, 480396, 532684, 588756, 607012, 686882, 799026, 910518, 932197, 1030323, 1373764, 1598052, 1821036, 1864394, 2060646, 2796591, 3728788, 4121292, 5593182, 6525379, 11186364, 13050758, 19576137, 26101516, 39152274, 78304548]

約数ペア:

[(1, 78304548), (2, 39152274), (3, 26101516), (4, 19576137), (6, 13050758), (7, 11186364), (12, 6525379), (14, 5593182), (19, 4121292), (21, 3728788), (28, 2796591), (38, 2060646), (42, 1864394), (43, 1821036), (49, 1598052), (57, 1373764), (76, 1030323), (84, 932197), (86, 910518), (98, 799026), (114, 686882), (129, 607012), (133, 588756), (147, 532684), (163, 480396), (172, 455259), (196, 399513), (228, 343441), (258, 303506), (266, 294378), (294, 266342), (301, 260148), (326, 240198), (399, 196252), (489, 160132), (516, 151753), (532, 147189), (588, 133171), (602, 130074), (652, 120099), (798, 98126), (817, 95844), (903, 86716), (931, 84108), (978, 80066), (1141, 68628), (1204, 65037), (1596, 49063), (1634, 47922), (1806, 43358), (1862, 42054), (1956, 40033), (2107, 37164), (2282, 34314), (2451, 31948), (2793, 28036), (3097, 25284), (3268, 23961), (3423, 22876), (3612, 21679), (3724, 21027), (4214, 18582), (4564, 17157), (4902, 15974), (5586, 14018), (5719, 13692), (6194, 12642), (6321, 12388), (6846, 11438), (7009, 11172), (7987, 9804), (8428, 9291)]