15691152120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{209887}}^1$

素因数の和:209997

約数の個数: 128

約数和(自身を含む): 54402969600

約数和(自身を除く): 38711817480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 7476, 9345, 10680, 12460, 14952, 18690, 24920, 37380, 74760, 209887, 419774, 629661, 839548, 1049435, 1259322, 1469209, 1679096, 2098870, 2518644, 2938418, 3148305, 4197740, 4407627, 5037288, 5876836, 6296610, 7346045, 8395480, 8815254, 11753672, 12593220, 14692090, 17630508, 18679943, 22038135, 25186440, 29384180, 35261016, 37359886, 44076270, 56039829, 58768360, 74719772, 88152540, 93399715, 112079658, 130759601, 149439544, 176305080, 186799430, 224159316, 261519202, 280199145, 373598860, 392278803, 448318632, 523038404, 560398290, 653798005, 747197720, 784557606, 1046076808, 1120796580, 1307596010, 1569115212, 1961394015, 2241593160, 2615192020, 3138230424, 3922788030, 5230384040, 7845576060, 15691152120]

約数ペア:

[(1, 15691152120), (2, 7845576060), (3, 5230384040), (4, 3922788030), (5, 3138230424), (6, 2615192020), (7, 2241593160), (8, 1961394015), (10, 1569115212), (12, 1307596010), (14, 1120796580), (15, 1046076808), (20, 784557606), (21, 747197720), (24, 653798005), (28, 560398290), (30, 523038404), (35, 448318632), (40, 392278803), (42, 373598860), (56, 280199145), (60, 261519202), (70, 224159316), (84, 186799430), (89, 176305080), (105, 149439544), (120, 130759601), (140, 112079658), (168, 93399715), (178, 88152540), (210, 74719772), (267, 58768360), (280, 56039829), (356, 44076270), (420, 37359886), (445, 35261016), (534, 29384180), (623, 25186440), (712, 22038135), (840, 18679943), (890, 17630508), (1068, 14692090), (1246, 12593220), (1335, 11753672), (1780, 8815254), (1869, 8395480), (2136, 7346045), (2492, 6296610), (2670, 5876836), (3115, 5037288), (3560, 4407627), (3738, 4197740), (4984, 3148305), (5340, 2938418), (6230, 2518644), (7476, 2098870), (9345, 1679096), (10680, 1469209), (12460, 1259322), (14952, 1049435), (18690, 839548), (24920, 629661), (37380, 419774), (74760, 209887)]