81055404

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 225640800

約数和(自身を除く): 144585396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 73, 81, 92, 108, 138, 146, 149, 162, 207, 219, 276, 292, 298, 324, 414, 438, 447, 596, 621, 657, 828, 876, 894, 1242, 1314, 1341, 1679, 1788, 1863, 1971, 2484, 2628, 2682, 3358, 3427, 3726, 3942, 4023, 5037, 5364, 5913, 6716, 6854, 7452, 7884, 8046, 10074, 10281, 10877, 11826, 12069, 13708, 15111, 16092, 20148, 20562, 21754, 23652, 24138, 30222, 30843, 32631, 41124, 43508, 45333, 48276, 60444, 61686, 65262, 90666, 92529, 97893, 123372, 130524, 135999, 181332, 185058, 195786, 250171, 271998, 277587, 293679, 370116, 391572, 500342, 543996, 555174, 587358, 750513, 881037, 1000684, 1110348, 1174716, 1501026, 1762074, 2251539, 3002052, 3524148, 4503078, 6754617, 9006156, 13509234, 20263851, 27018468, 40527702, 81055404]

約数ペア:

[(1, 81055404), (2, 40527702), (3, 27018468), (4, 20263851), (6, 13509234), (9, 9006156), (12, 6754617), (18, 4503078), (23, 3524148), (27, 3002052), (36, 2251539), (46, 1762074), (54, 1501026), (69, 1174716), (73, 1110348), (81, 1000684), (92, 881037), (108, 750513), (138, 587358), (146, 555174), (149, 543996), (162, 500342), (207, 391572), (219, 370116), (276, 293679), (292, 277587), (298, 271998), (324, 250171), (414, 195786), (438, 185058), (447, 181332), (596, 135999), (621, 130524), (657, 123372), (828, 97893), (876, 92529), (894, 90666), (1242, 65262), (1314, 61686), (1341, 60444), (1679, 48276), (1788, 45333), (1863, 43508), (1971, 41124), (2484, 32631), (2628, 30843), (2682, 30222), (3358, 24138), (3427, 23652), (3726, 21754), (3942, 20562), (4023, 20148), (5037, 16092), (5364, 15111), (5913, 13708), (6716, 12069), (6854, 11826), (7452, 10877), (7884, 10281), (8046, 10074)]