77513640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 244408320

約数和(自身を除く): 166894680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 67, 93, 120, 124, 134, 155, 186, 201, 248, 268, 310, 311, 335, 372, 402, 465, 536, 620, 622, 670, 744, 804, 930, 933, 1005, 1240, 1244, 1340, 1555, 1608, 1860, 1866, 2010, 2077, 2488, 2680, 3110, 3720, 3732, 4020, 4154, 4665, 6220, 6231, 7464, 8040, 8308, 9330, 9641, 10385, 12440, 12462, 16616, 18660, 19282, 20770, 20837, 24924, 28923, 31155, 37320, 38564, 41540, 41674, 48205, 49848, 57846, 62310, 62511, 77128, 83080, 83348, 96410, 104185, 115692, 124620, 125022, 144615, 166696, 192820, 208370, 231384, 249240, 250044, 289230, 312555, 385640, 416740, 500088, 578460, 625110, 645947, 833480, 1156920, 1250220, 1291894, 1937841, 2500440, 2583788, 3229735, 3875682, 5167576, 6459470, 7751364, 9689205, 12918940, 15502728, 19378410, 25837880, 38756820, 77513640]

約数ペア:

[(1, 77513640), (2, 38756820), (3, 25837880), (4, 19378410), (5, 15502728), (6, 12918940), (8, 9689205), (10, 7751364), (12, 6459470), (15, 5167576), (20, 3875682), (24, 3229735), (30, 2583788), (31, 2500440), (40, 1937841), (60, 1291894), (62, 1250220), (67, 1156920), (93, 833480), (120, 645947), (124, 625110), (134, 578460), (155, 500088), (186, 416740), (201, 385640), (248, 312555), (268, 289230), (310, 250044), (311, 249240), (335, 231384), (372, 208370), (402, 192820), (465, 166696), (536, 144615), (620, 125022), (622, 124620), (670, 115692), (744, 104185), (804, 96410), (930, 83348), (933, 83080), (1005, 77128), (1240, 62511), (1244, 62310), (1340, 57846), (1555, 49848), (1608, 48205), (1860, 41674), (1866, 41540), (2010, 38564), (2077, 37320), (2488, 31155), (2680, 28923), (3110, 24924), (3720, 20837), (3732, 20770), (4020, 19282), (4154, 18660), (4665, 16616), (6220, 12462), (6231, 12440), (7464, 10385), (8040, 9641), (8308, 9330)]