1987737720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{3191}}^1$

素因数の和:3413

約数の個数: 128

約数和(自身を含む): 6205248000

約数和(自身を除く): 4217510280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 179, 232, 290, 348, 358, 435, 537, 580, 696, 716, 870, 895, 1074, 1160, 1432, 1740, 1790, 2148, 2685, 3191, 3480, 3580, 4296, 5191, 5370, 6382, 7160, 9573, 10382, 10740, 12764, 15573, 15955, 19146, 20764, 21480, 25528, 25955, 31146, 31910, 38292, 41528, 47865, 51910, 62292, 63820, 76584, 77865, 92539, 95730, 103820, 124584, 127640, 155730, 185078, 191460, 207640, 277617, 311460, 370156, 382920, 462695, 555234, 571189, 622920, 740312, 925390, 1110468, 1142378, 1388085, 1713567, 1850780, 2220936, 2284756, 2776170, 2855945, 3427134, 3701560, 4569512, 5552340, 5711890, 6854268, 8567835, 11104680, 11423780, 13708536, 16564481, 17135670, 22847560, 33128962, 34271340, 49693443, 66257924, 68542680, 82822405, 99386886, 132515848, 165644810, 198773772, 248467215, 331289620, 397547544, 496934430, 662579240, 993868860, 1987737720]

約数ペア:

[(1, 1987737720), (2, 993868860), (3, 662579240), (4, 496934430), (5, 397547544), (6, 331289620), (8, 248467215), (10, 198773772), (12, 165644810), (15, 132515848), (20, 99386886), (24, 82822405), (29, 68542680), (30, 66257924), (40, 49693443), (58, 34271340), (60, 33128962), (87, 22847560), (116, 17135670), (120, 16564481), (145, 13708536), (174, 11423780), (179, 11104680), (232, 8567835), (290, 6854268), (348, 5711890), (358, 5552340), (435, 4569512), (537, 3701560), (580, 3427134), (696, 2855945), (716, 2776170), (870, 2284756), (895, 2220936), (1074, 1850780), (1160, 1713567), (1432, 1388085), (1740, 1142378), (1790, 1110468), (2148, 925390), (2685, 740312), (3191, 622920), (3480, 571189), (3580, 555234), (4296, 462695), (5191, 382920), (5370, 370156), (6382, 311460), (7160, 277617), (9573, 207640), (10382, 191460), (10740, 185078), (12764, 155730), (15573, 127640), (15955, 124584), (19146, 103820), (20764, 95730), (21480, 92539), (25528, 77865), (25955, 76584), (31146, 63820), (31910, 62292), (38292, 51910), (41528, 47865)]