420744240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{27827}}^1$

素因数の和:27856

約数の個数: 160

約数和(自身を含む): 1656322560

約数和(自身を除く): 1235578320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 27827, 55654, 83481, 111308, 139135, 166962, 194789, 222616, 250443, 278270, 333924, 389578, 417405, 445232, 500886, 556540, 584367, 667848, 751329, 779156, 834810, 973945, 1001772, 1113080, 1168734, 1252215, 1335696, 1502658, 1558312, 1669620, 1753101, 1947890, 2003544, 2226160, 2337468, 2504430, 2921835, 3005316, 3116624, 3339240, 3506202, 3756645, 3895780, 4007088, 4674936, 5008860, 5259303, 5843670, 6010632, 6678480, 7012404, 7513290, 7791560, 8765505, 9349872, 10017720, 10518606, 11687340, 12021264, 14024808, 15026580, 15583120, 17531010, 20035440, 21037212, 23374680, 26296515, 28049616, 30053160, 35062020, 42074424, 46749360, 52593030, 60106320, 70124040, 84148848, 105186060, 140248080, 210372120, 420744240]

約数ペア:

[(1, 420744240), (2, 210372120), (3, 140248080), (4, 105186060), (5, 84148848), (6, 70124040), (7, 60106320), (8, 52593030), (9, 46749360), (10, 42074424), (12, 35062020), (14, 30053160), (15, 28049616), (16, 26296515), (18, 23374680), (20, 21037212), (21, 20035440), (24, 17531010), (27, 15583120), (28, 15026580), (30, 14024808), (35, 12021264), (36, 11687340), (40, 10518606), (42, 10017720), (45, 9349872), (48, 8765505), (54, 7791560), (56, 7513290), (60, 7012404), (63, 6678480), (70, 6010632), (72, 5843670), (80, 5259303), (84, 5008860), (90, 4674936), (105, 4007088), (108, 3895780), (112, 3756645), (120, 3506202), (126, 3339240), (135, 3116624), (140, 3005316), (144, 2921835), (168, 2504430), (180, 2337468), (189, 2226160), (210, 2003544), (216, 1947890), (240, 1753101), (252, 1669620), (270, 1558312), (280, 1502658), (315, 1335696), (336, 1252215), (360, 1168734), (378, 1113080), (420, 1001772), (432, 973945), (504, 834810), (540, 779156), (560, 751329), (630, 667848), (720, 584367), (756, 556540), (840, 500886), (945, 445232), (1008, 417405), (1080, 389578), (1260, 333924), (1512, 278270), (1680, 250443), (1890, 222616), (2160, 194789), (2520, 166962), (3024, 139135), (3780, 111308), (5040, 83481), (7560, 55654), (15120, 27827)]