256123308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3083}}^1$

素因数の和:3163

約数の個数: 96

約数和(自身を含む): 729501696

約数和(自身を除く): 473378388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 43, 46, 69, 84, 86, 92, 129, 138, 161, 172, 258, 276, 301, 322, 483, 516, 602, 644, 903, 966, 989, 1204, 1806, 1932, 1978, 2967, 3083, 3612, 3956, 5934, 6166, 6923, 9249, 11868, 12332, 13846, 18498, 20769, 21581, 27692, 36996, 41538, 43162, 64743, 70909, 83076, 86324, 129486, 132569, 141818, 212727, 258972, 265138, 283636, 397707, 425454, 496363, 530276, 795414, 850908, 927983, 992726, 1489089, 1590828, 1855966, 1985452, 2783949, 2978178, 3049087, 3711932, 5567898, 5956356, 6098174, 9147261, 11135796, 12196348, 18294522, 21343609, 36589044, 42687218, 64030827, 85374436, 128061654, 256123308]

約数ペア:

[(1, 256123308), (2, 128061654), (3, 85374436), (4, 64030827), (6, 42687218), (7, 36589044), (12, 21343609), (14, 18294522), (21, 12196348), (23, 11135796), (28, 9147261), (42, 6098174), (43, 5956356), (46, 5567898), (69, 3711932), (84, 3049087), (86, 2978178), (92, 2783949), (129, 1985452), (138, 1855966), (161, 1590828), (172, 1489089), (258, 992726), (276, 927983), (301, 850908), (322, 795414), (483, 530276), (516, 496363), (602, 425454), (644, 397707), (903, 283636), (966, 265138), (989, 258972), (1204, 212727), (1806, 141818), (1932, 132569), (1978, 129486), (2967, 86324), (3083, 83076), (3612, 70909), (3956, 64743), (5934, 43162), (6166, 41538), (6923, 36996), (9249, 27692), (11868, 21581), (12332, 20769), (13846, 18498)]