820015392

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{3709}}^1$

素因数の和:3783

約数の個数: 144

約数和(自身を含む): 2557941120

約数和(自身を除く): 1737925728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 49, 56, 84, 94, 96, 98, 112, 141, 147, 168, 188, 196, 224, 282, 294, 329, 336, 376, 392, 564, 588, 658, 672, 752, 784, 987, 1128, 1176, 1316, 1504, 1568, 1974, 2256, 2303, 2352, 2632, 3709, 3948, 4512, 4606, 4704, 5264, 6909, 7418, 7896, 9212, 10528, 11127, 13818, 14836, 15792, 18424, 22254, 25963, 27636, 29672, 31584, 36848, 44508, 51926, 55272, 59344, 73696, 77889, 89016, 103852, 110544, 118688, 155778, 174323, 178032, 181741, 207704, 221088, 311556, 348646, 356064, 363482, 415408, 522969, 545223, 623112, 697292, 726964, 830816, 1045938, 1090446, 1220261, 1246224, 1394584, 1453928, 2091876, 2180892, 2440522, 2492448, 2789168, 2907856, 3660783, 4183752, 4361784, 4881044, 5578336, 5815712, 7321566, 8367504, 8541827, 8723568, 9762088, 14643132, 16735008, 17083654, 17447136, 19524176, 25625481, 29286264, 34167308, 39048352, 51250962, 58572528, 68334616, 102501924, 117145056, 136669232, 205003848, 273338464, 410007696, 820015392]

約数ペア:

[(1, 820015392), (2, 410007696), (3, 273338464), (4, 205003848), (6, 136669232), (7, 117145056), (8, 102501924), (12, 68334616), (14, 58572528), (16, 51250962), (21, 39048352), (24, 34167308), (28, 29286264), (32, 25625481), (42, 19524176), (47, 17447136), (48, 17083654), (49, 16735008), (56, 14643132), (84, 9762088), (94, 8723568), (96, 8541827), (98, 8367504), (112, 7321566), (141, 5815712), (147, 5578336), (168, 4881044), (188, 4361784), (196, 4183752), (224, 3660783), (282, 2907856), (294, 2789168), (329, 2492448), (336, 2440522), (376, 2180892), (392, 2091876), (564, 1453928), (588, 1394584), (658, 1246224), (672, 1220261), (752, 1090446), (784, 1045938), (987, 830816), (1128, 726964), (1176, 697292), (1316, 623112), (1504, 545223), (1568, 522969), (1974, 415408), (2256, 363482), (2303, 356064), (2352, 348646), (2632, 311556), (3709, 221088), (3948, 207704), (4512, 181741), (4606, 178032), (4704, 174323), (5264, 155778), (6909, 118688), (7418, 110544), (7896, 103852), (9212, 89016), (10528, 77889), (11127, 73696), (13818, 59344), (14836, 55272), (15792, 51926), (18424, 44508), (22254, 36848), (25963, 31584), (27636, 29672)]