1821224704

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 4102389760

約数和(自身を除く): 2281165056

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 127, 128, 139, 208, 248, 254, 256, 278, 403, 416, 496, 508, 556, 806, 832, 992, 1016, 1112, 1612, 1651, 1664, 1807, 1984, 2032, 2224, 3224, 3302, 3328, 3614, 3937, 3968, 4064, 4309, 4448, 6448, 6604, 7228, 7874, 7936, 8128, 8618, 8896, 12896, 13208, 14456, 15748, 16256, 17236, 17653, 17792, 25792, 26416, 28912, 31496, 32512, 34472, 35306, 35584, 51181, 51584, 52832, 56017, 57824, 62992, 68944, 70612, 102362, 103168, 105664, 112034, 115648, 125984, 137888, 141224, 204724, 211328, 224068, 229489, 231296, 251968, 275776, 282448, 409448, 422656, 448136, 458978, 462592, 503936, 547243, 551552, 564896, 818896, 896272, 917956, 1007872, 1094486, 1103104, 1129792, 1637792, 1792544, 1835912, 2188972, 2259584, 3275584, 3585088, 3671824, 4377944, 4519168, 6551168, 7114159, 7170176, 7343648, 8755888, 13102336, 14228318, 14340352, 14687296, 17511776, 28456636, 29374592, 35023552, 56913272, 58749184, 70047104, 113826544, 140094208, 227653088, 455306176, 910612352, 1821224704]

約数ペア:

[(1, 1821224704), (2, 910612352), (4, 455306176), (8, 227653088), (13, 140094208), (16, 113826544), (26, 70047104), (31, 58749184), (32, 56913272), (52, 35023552), (62, 29374592), (64, 28456636), (104, 17511776), (124, 14687296), (127, 14340352), (128, 14228318), (139, 13102336), (208, 8755888), (248, 7343648), (254, 7170176), (256, 7114159), (278, 6551168), (403, 4519168), (416, 4377944), (496, 3671824), (508, 3585088), (556, 3275584), (806, 2259584), (832, 2188972), (992, 1835912), (1016, 1792544), (1112, 1637792), (1612, 1129792), (1651, 1103104), (1664, 1094486), (1807, 1007872), (1984, 917956), (2032, 896272), (2224, 818896), (3224, 564896), (3302, 551552), (3328, 547243), (3614, 503936), (3937, 462592), (3968, 458978), (4064, 448136), (4309, 422656), (4448, 409448), (6448, 282448), (6604, 275776), (7228, 251968), (7874, 231296), (7936, 229489), (8128, 224068), (8618, 211328), (8896, 204724), (12896, 141224), (13208, 137888), (14456, 125984), (15748, 115648), (16256, 112034), (17236, 105664), (17653, 103168), (17792, 102362), (25792, 70612), (26416, 68944), (28912, 62992), (31496, 57824), (32512, 56017), (34472, 52832), (35306, 51584), (35584, 51181)]