447765920

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 1270080000

約数和(自身を除く): 822314080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 199, 205, 224, 245, 280, 287, 328, 343, 392, 398, 410, 490, 560, 574, 656, 686, 784, 796, 820, 980, 995, 1120, 1148, 1312, 1372, 1393, 1435, 1568, 1592, 1640, 1715, 1960, 1990, 2009, 2296, 2744, 2786, 2870, 3184, 3280, 3430, 3920, 3980, 4018, 4592, 5488, 5572, 5740, 6368, 6560, 6860, 6965, 7840, 7960, 8036, 8159, 9184, 9751, 10045, 10976, 11144, 11480, 13720, 13930, 14063, 15920, 16072, 16318, 19502, 20090, 22288, 22960, 27440, 27860, 28126, 31840, 32144, 32636, 39004, 40180, 40795, 44576, 45920, 48755, 54880, 55720, 56252, 57113, 64288, 65272, 68257, 70315, 78008, 80360, 81590, 97510, 111440, 112504, 114226, 130544, 136514, 140630, 156016, 160720, 163180, 195020, 222880, 225008, 228452, 261088, 273028, 281260, 285565, 312032, 321440, 326360, 341285, 390040, 399791, 450016, 456904, 546056, 562520, 571130, 652720, 682570, 780080, 799582, 913808, 1092112, 1125040, 1142260, 1305440, 1365140, 1560160, 1599164, 1827616, 1998955, 2184224, 2250080, 2284520, 2730280, 2798537, 3198328, 3997910, 4569040, 5460560, 5597074, 6396656, 7995820, 9138080, 10921120, 11194148, 12793312, 13992685, 15991640, 22388296, 27985370, 31983280, 44776592, 55970740, 63966560, 89553184, 111941480, 223882960, 447765920]

約数ペア:

[(1, 447765920), (2, 223882960), (4, 111941480), (5, 89553184), (7, 63966560), (8, 55970740), (10, 44776592), (14, 31983280), (16, 27985370), (20, 22388296), (28, 15991640), (32, 13992685), (35, 12793312), (40, 11194148), (41, 10921120), (49, 9138080), (56, 7995820), (70, 6396656), (80, 5597074), (82, 5460560), (98, 4569040), (112, 3997910), (140, 3198328), (160, 2798537), (164, 2730280), (196, 2284520), (199, 2250080), (205, 2184224), (224, 1998955), (245, 1827616), (280, 1599164), (287, 1560160), (328, 1365140), (343, 1305440), (392, 1142260), (398, 1125040), (410, 1092112), (490, 913808), (560, 799582), (574, 780080), (656, 682570), (686, 652720), (784, 571130), (796, 562520), (820, 546056), (980, 456904), (995, 450016), (1120, 399791), (1148, 390040), (1312, 341285), (1372, 326360), (1393, 321440), (1435, 312032), (1568, 285565), (1592, 281260), (1640, 273028), (1715, 261088), (1960, 228452), (1990, 225008), (2009, 222880), (2296, 195020), (2744, 163180), (2786, 160720), (2870, 156016), (3184, 140630), (3280, 136514), (3430, 130544), (3920, 114226), (3980, 112504), (4018, 111440), (4592, 97510), (5488, 81590), (5572, 80360), (5740, 78008), (6368, 70315), (6560, 68257), (6860, 65272), (6965, 64288), (7840, 57113), (7960, 56252), (8036, 55720), (8159, 54880), (9184, 48755), (9751, 45920), (10045, 44576), (10976, 40795), (11144, 40180), (11480, 39004), (13720, 32636), (13930, 32144), (14063, 31840), (15920, 28126), (16072, 27860), (16318, 27440), (19502, 22960), (20090, 22288)]