290563992

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 853070400

約数和(自身を除く): 562506408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 31, 36, 58, 62, 67, 72, 87, 93, 116, 124, 134, 174, 186, 201, 232, 248, 261, 268, 279, 348, 372, 402, 522, 536, 558, 603, 696, 744, 804, 899, 1044, 1116, 1206, 1608, 1798, 1943, 2077, 2088, 2232, 2412, 2697, 3596, 3886, 4154, 4489, 4824, 5394, 5829, 6231, 7192, 7772, 8091, 8308, 8978, 10788, 11658, 12462, 13467, 15544, 16182, 16616, 17487, 17956, 18693, 21576, 23316, 24924, 26934, 32364, 34974, 35912, 37386, 40401, 46632, 49848, 53868, 60233, 64728, 69948, 74772, 80802, 107736, 120466, 130181, 139159, 139896, 149544, 161604, 180699, 240932, 260362, 278318, 323208, 361398, 390543, 417477, 481864, 520724, 542097, 556636, 722796, 781086, 834954, 1041448, 1084194, 1113272, 1171629, 1252431, 1445592, 1562172, 1669908, 2168388, 2343258, 2504862, 3124344, 3339816, 4035611, 4336776, 4686516, 5009724, 8071222, 9373032, 10019448, 12106833, 16142444, 24213666, 32284888, 36320499, 48427332, 72640998, 96854664, 145281996, 290563992]

約数ペア:

[(1, 290563992), (2, 145281996), (3, 96854664), (4, 72640998), (6, 48427332), (8, 36320499), (9, 32284888), (12, 24213666), (18, 16142444), (24, 12106833), (29, 10019448), (31, 9373032), (36, 8071222), (58, 5009724), (62, 4686516), (67, 4336776), (72, 4035611), (87, 3339816), (93, 3124344), (116, 2504862), (124, 2343258), (134, 2168388), (174, 1669908), (186, 1562172), (201, 1445592), (232, 1252431), (248, 1171629), (261, 1113272), (268, 1084194), (279, 1041448), (348, 834954), (372, 781086), (402, 722796), (522, 556636), (536, 542097), (558, 520724), (603, 481864), (696, 417477), (744, 390543), (804, 361398), (899, 323208), (1044, 278318), (1116, 260362), (1206, 240932), (1608, 180699), (1798, 161604), (1943, 149544), (2077, 139896), (2088, 139159), (2232, 130181), (2412, 120466), (2697, 107736), (3596, 80802), (3886, 74772), (4154, 69948), (4489, 64728), (4824, 60233), (5394, 53868), (5829, 49848), (6231, 46632), (7192, 40401), (7772, 37386), (8091, 35912), (8308, 34974), (8978, 32364), (10788, 26934), (11658, 24924), (12462, 23316), (13467, 21576), (15544, 18693), (16182, 17956), (16616, 17487)]