494042640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22621}}^1$

素因数の和:22657

約数の個数: 160

約数和(自身を含む): 1885046016

約数和(自身を除く): 1391003376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 22621, 45242, 67863, 90484, 113105, 135726, 158347, 180968, 226210, 271452, 294073, 316694, 339315, 361936, 452420, 475041, 542904, 588146, 633388, 678630, 791735, 882219, 904840, 950082, 1085808, 1176292, 1266776, 1357260, 1470365, 1583470, 1764438, 1809680, 1900164, 2058511, 2352584, 2375205, 2533552, 2714520, 2940730, 3166940, 3528876, 3800328, 4117022, 4411095, 4705168, 4750410, 5429040, 5881460, 6175533, 6333880, 7057752, 7600656, 8234044, 8822190, 9500820, 10292555, 11762920, 12351066, 12667760, 14115504, 16468088, 17644380, 19001640, 20585110, 23525840, 24702132, 30877665, 32936176, 35288760, 38003280, 41170220, 49404264, 61755330, 70577520, 82340440, 98808528, 123510660, 164680880, 247021320, 494042640]

約数ペア:

[(1, 494042640), (2, 247021320), (3, 164680880), (4, 123510660), (5, 98808528), (6, 82340440), (7, 70577520), (8, 61755330), (10, 49404264), (12, 41170220), (13, 38003280), (14, 35288760), (15, 32936176), (16, 30877665), (20, 24702132), (21, 23525840), (24, 20585110), (26, 19001640), (28, 17644380), (30, 16468088), (35, 14115504), (39, 12667760), (40, 12351066), (42, 11762920), (48, 10292555), (52, 9500820), (56, 8822190), (60, 8234044), (65, 7600656), (70, 7057752), (78, 6333880), (80, 6175533), (84, 5881460), (91, 5429040), (104, 4750410), (105, 4705168), (112, 4411095), (120, 4117022), (130, 3800328), (140, 3528876), (156, 3166940), (168, 2940730), (182, 2714520), (195, 2533552), (208, 2375205), (210, 2352584), (240, 2058511), (260, 1900164), (273, 1809680), (280, 1764438), (312, 1583470), (336, 1470365), (364, 1357260), (390, 1266776), (420, 1176292), (455, 1085808), (520, 950082), (546, 904840), (560, 882219), (624, 791735), (728, 678630), (780, 633388), (840, 588146), (910, 542904), (1040, 475041), (1092, 452420), (1365, 361936), (1456, 339315), (1560, 316694), (1680, 294073), (1820, 271452), (2184, 226210), (2730, 180968), (3120, 158347), (3640, 135726), (4368, 113105), (5460, 90484), (7280, 67863), (10920, 45242), (21840, 22621)]