81815400

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 286440000

約数和(自身を除く): 204624600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 109, 120, 135, 139, 150, 180, 200, 216, 218, 225, 270, 278, 300, 327, 360, 417, 436, 450, 540, 545, 556, 600, 654, 675, 695, 834, 872, 900, 981, 1080, 1090, 1112, 1251, 1308, 1350, 1390, 1635, 1668, 1800, 1962, 2085, 2180, 2502, 2616, 2700, 2725, 2780, 2943, 3270, 3336, 3475, 3753, 3924, 4170, 4360, 4905, 5004, 5400, 5450, 5560, 5886, 6255, 6540, 6950, 7506, 7848, 8175, 8340, 9810, 10008, 10425, 10900, 11772, 12510, 13080, 13900, 14715, 15012, 15151, 16350, 16680, 18765, 19620, 20850, 21800, 23544, 24525, 25020, 27800, 29430, 30024, 30302, 31275, 32700, 37530, 39240, 41700, 45453, 49050, 50040, 58860, 60604, 62550, 65400, 73575, 75060, 75755, 83400, 90906, 93825, 98100, 117720, 121208, 125100, 136359, 147150, 150120, 151510, 181812, 187650, 196200, 227265, 250200, 272718, 294300, 303020, 363624, 375300, 378775, 409077, 454530, 545436, 588600, 606040, 681795, 750600, 757550, 818154, 909060, 1090872, 1136325, 1363590, 1515100, 1636308, 1818120, 2045385, 2272650, 2727180, 3030200, 3272616, 3408975, 4090770, 4545300, 5454360, 6817950, 8181540, 9090600, 10226925, 13635900, 16363080, 20453850, 27271800, 40907700, 81815400]

約数ペア:

[(1, 81815400), (2, 40907700), (3, 27271800), (4, 20453850), (5, 16363080), (6, 13635900), (8, 10226925), (9, 9090600), (10, 8181540), (12, 6817950), (15, 5454360), (18, 4545300), (20, 4090770), (24, 3408975), (25, 3272616), (27, 3030200), (30, 2727180), (36, 2272650), (40, 2045385), (45, 1818120), (50, 1636308), (54, 1515100), (60, 1363590), (72, 1136325), (75, 1090872), (90, 909060), (100, 818154), (108, 757550), (109, 750600), (120, 681795), (135, 606040), (139, 588600), (150, 545436), (180, 454530), (200, 409077), (216, 378775), (218, 375300), (225, 363624), (270, 303020), (278, 294300), (300, 272718), (327, 250200), (360, 227265), (417, 196200), (436, 187650), (450, 181812), (540, 151510), (545, 150120), (556, 147150), (600, 136359), (654, 125100), (675, 121208), (695, 117720), (834, 98100), (872, 93825), (900, 90906), (981, 83400), (1080, 75755), (1090, 75060), (1112, 73575), (1251, 65400), (1308, 62550), (1350, 60604), (1390, 58860), (1635, 50040), (1668, 49050), (1800, 45453), (1962, 41700), (2085, 39240), (2180, 37530), (2502, 32700), (2616, 31275), (2700, 30302), (2725, 30024), (2780, 29430), (2943, 27800), (3270, 25020), (3336, 24525), (3475, 23544), (3753, 21800), (3924, 20850), (4170, 19620), (4360, 18765), (4905, 16680), (5004, 16350), (5400, 15151), (5450, 15012), (5560, 14715), (5886, 13900), (6255, 13080), (6540, 12510), (6950, 11772), (7506, 10900), (7848, 10425), (8175, 10008), (8340, 9810)]