621205776

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{67}}^2$

素因数の和:210

約数の個数: 135

約数和(自身を含む): 1823615703

約数和(自身を除く): 1202409927

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 67, 72, 93, 124, 134, 144, 186, 201, 248, 268, 279, 372, 402, 496, 536, 558, 603, 744, 804, 961, 1072, 1116, 1206, 1488, 1608, 1922, 2077, 2232, 2412, 2883, 3216, 3844, 4154, 4464, 4489, 4824, 5766, 6231, 7688, 8308, 8649, 8978, 9648, 11532, 12462, 13467, 15376, 16616, 17298, 17956, 18693, 23064, 24924, 26934, 33232, 34596, 35912, 37386, 40401, 46128, 49848, 53868, 64387, 69192, 71824, 74772, 80802, 99696, 107736, 128774, 138384, 139159, 149544, 161604, 193161, 215472, 257548, 278318, 299088, 323208, 386322, 417477, 515096, 556636, 579483, 646416, 772644, 834954, 1030192, 1113272, 1158966, 1252431, 1545288, 1669908, 2226544, 2317932, 2504862, 3090576, 3339816, 4313929, 4635864, 5009724, 6679632, 8627858, 9271728, 10019448, 12941787, 17255716, 20038896, 25883574, 34511432, 38825361, 51767148, 69022864, 77650722, 103534296, 155301444, 207068592, 310602888, 621205776]

約数ペア:

[(1, 621205776), (2, 310602888), (3, 207068592), (4, 155301444), (6, 103534296), (8, 77650722), (9, 69022864), (12, 51767148), (16, 38825361), (18, 34511432), (24, 25883574), (31, 20038896), (36, 17255716), (48, 12941787), (62, 10019448), (67, 9271728), (72, 8627858), (93, 6679632), (124, 5009724), (134, 4635864), (144, 4313929), (186, 3339816), (201, 3090576), (248, 2504862), (268, 2317932), (279, 2226544), (372, 1669908), (402, 1545288), (496, 1252431), (536, 1158966), (558, 1113272), (603, 1030192), (744, 834954), (804, 772644), (961, 646416), (1072, 579483), (1116, 556636), (1206, 515096), (1488, 417477), (1608, 386322), (1922, 323208), (2077, 299088), (2232, 278318), (2412, 257548), (2883, 215472), (3216, 193161), (3844, 161604), (4154, 149544), (4464, 139159), (4489, 138384), (4824, 128774), (5766, 107736), (6231, 99696), (7688, 80802), (8308, 74772), (8649, 71824), (8978, 69192), (9648, 64387), (11532, 53868), (12462, 49848), (13467, 46128), (15376, 40401), (16616, 37386), (17298, 35912), (17956, 34596), (18693, 33232), (23064, 26934)]