2505978720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{248609}}^1$

素因数の和:248637

約数の個数: 144

約数和(自身を含む): 9773356320

約数和(自身を除く): 7267377600

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, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 248609, 497218, 745827, 994436, 1243045, 1491654, 1740263, 1988872, 2237481, 2486090, 2983308, 3480526, 3729135, 3977744, 4474962, 4972180, 5220789, 5966616, 6961052, 7458270, 7955488, 8701315, 8949924, 9944360, 10441578, 11187405, 11933232, 13922104, 14916540, 15662367, 17402630, 17899848, 19888720, 20883156, 22374810, 23866464, 26103945, 27844208, 29833080, 31324734, 34805260, 35799696, 39777440, 41766312, 44749620, 52207890, 55688416, 59666160, 62649468, 69610520, 71599392, 78311835, 83532624, 89499240, 104415780, 119332320, 125298936, 139221040, 156623670, 167065248, 178998480, 208831560, 250597872, 278442080, 313247340, 357996960, 417663120, 501195744, 626494680, 835326240, 1252989360, 2505978720]

約数ペア:

[(1, 2505978720), (2, 1252989360), (3, 835326240), (4, 626494680), (5, 501195744), (6, 417663120), (7, 357996960), (8, 313247340), (9, 278442080), (10, 250597872), (12, 208831560), (14, 178998480), (15, 167065248), (16, 156623670), (18, 139221040), (20, 125298936), (21, 119332320), (24, 104415780), (28, 89499240), (30, 83532624), (32, 78311835), (35, 71599392), (36, 69610520), (40, 62649468), (42, 59666160), (45, 55688416), (48, 52207890), (56, 44749620), (60, 41766312), (63, 39777440), (70, 35799696), (72, 34805260), (80, 31324734), (84, 29833080), (90, 27844208), (96, 26103945), (105, 23866464), (112, 22374810), (120, 20883156), (126, 19888720), (140, 17899848), (144, 17402630), (160, 15662367), (168, 14916540), (180, 13922104), (210, 11933232), (224, 11187405), (240, 10441578), (252, 9944360), (280, 8949924), (288, 8701315), (315, 7955488), (336, 7458270), (360, 6961052), (420, 5966616), (480, 5220789), (504, 4972180), (560, 4474962), (630, 3977744), (672, 3729135), (720, 3480526), (840, 2983308), (1008, 2486090), (1120, 2237481), (1260, 1988872), (1440, 1740263), (1680, 1491654), (2016, 1243045), (2520, 994436), (3360, 745827), (5040, 497218), (10080, 248609)]