2651040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 10378368

約数和(自身を除く): 7727328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 263, 280, 288, 315, 336, 360, 420, 480, 504, 526, 560, 630, 672, 720, 789, 840, 1008, 1052, 1120, 1260, 1315, 1440, 1578, 1680, 1841, 2016, 2104, 2367, 2520, 2630, 3156, 3360, 3682, 3945, 4208, 4734, 5040, 5260, 5523, 6312, 7364, 7890, 8416, 9205, 9468, 10080, 10520, 11046, 11835, 12624, 14728, 15780, 16569, 18410, 18936, 21040, 22092, 23670, 25248, 27615, 29456, 31560, 33138, 36820, 37872, 42080, 44184, 47340, 55230, 58912, 63120, 66276, 73640, 75744, 82845, 88368, 94680, 110460, 126240, 132552, 147280, 165690, 176736, 189360, 220920, 265104, 294560, 331380, 378720, 441840, 530208, 662760, 883680, 1325520, 2651040]

約数ペア:

[(1, 2651040), (2, 1325520), (3, 883680), (4, 662760), (5, 530208), (6, 441840), (7, 378720), (8, 331380), (9, 294560), (10, 265104), (12, 220920), (14, 189360), (15, 176736), (16, 165690), (18, 147280), (20, 132552), (21, 126240), (24, 110460), (28, 94680), (30, 88368), (32, 82845), (35, 75744), (36, 73640), (40, 66276), (42, 63120), (45, 58912), (48, 55230), (56, 47340), (60, 44184), (63, 42080), (70, 37872), (72, 36820), (80, 33138), (84, 31560), (90, 29456), (96, 27615), (105, 25248), (112, 23670), (120, 22092), (126, 21040), (140, 18936), (144, 18410), (160, 16569), (168, 15780), (180, 14728), (210, 12624), (224, 11835), (240, 11046), (252, 10520), (263, 10080), (280, 9468), (288, 9205), (315, 8416), (336, 7890), (360, 7364), (420, 6312), (480, 5523), (504, 5260), (526, 5040), (560, 4734), (630, 4208), (672, 3945), (720, 3682), (789, 3360), (840, 3156), (1008, 2630), (1052, 2520), (1120, 2367), (1260, 2104), (1315, 2016), (1440, 1841), (1578, 1680)]