7841808

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 24373440

約数和(自身を除く): 16531632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 59, 71, 72, 78, 104, 117, 118, 142, 144, 156, 177, 208, 213, 234, 236, 284, 312, 354, 426, 468, 472, 531, 568, 624, 639, 708, 767, 852, 923, 936, 944, 1062, 1136, 1278, 1416, 1534, 1704, 1846, 1872, 2124, 2301, 2556, 2769, 2832, 3068, 3408, 3692, 4189, 4248, 4602, 5112, 5538, 6136, 6903, 7384, 8307, 8378, 8496, 9204, 10224, 11076, 12272, 12567, 13806, 14768, 16614, 16756, 18408, 22152, 25134, 27612, 33228, 33512, 36816, 37701, 44304, 50268, 54457, 55224, 66456, 67024, 75402, 100536, 108914, 110448, 132912, 150804, 163371, 201072, 217828, 301608, 326742, 435656, 490113, 603216, 653484, 871312, 980226, 1306968, 1960452, 2613936, 3920904, 7841808]

約数ペア:

[(1, 7841808), (2, 3920904), (3, 2613936), (4, 1960452), (6, 1306968), (8, 980226), (9, 871312), (12, 653484), (13, 603216), (16, 490113), (18, 435656), (24, 326742), (26, 301608), (36, 217828), (39, 201072), (48, 163371), (52, 150804), (59, 132912), (71, 110448), (72, 108914), (78, 100536), (104, 75402), (117, 67024), (118, 66456), (142, 55224), (144, 54457), (156, 50268), (177, 44304), (208, 37701), (213, 36816), (234, 33512), (236, 33228), (284, 27612), (312, 25134), (354, 22152), (426, 18408), (468, 16756), (472, 16614), (531, 14768), (568, 13806), (624, 12567), (639, 12272), (708, 11076), (767, 10224), (852, 9204), (923, 8496), (936, 8378), (944, 8307), (1062, 7384), (1136, 6903), (1278, 6136), (1416, 5538), (1534, 5112), (1704, 4602), (1846, 4248), (1872, 4189), (2124, 3692), (2301, 3408), (2556, 3068), (2769, 2832)]