257366160

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{1471}}^1$

素因数の和:1505

約数の個数: 160

約数和(自身を含む): 898037760

約数和(自身を除く): 640671600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1471, 1620, 1944, 2160, 2187, 2430, 2916, 2942, 3240, 3645, 3888, 4374, 4413, 4860, 5832, 5884, 6480, 7290, 7355, 8748, 8826, 9720, 10935, 11664, 11768, 13239, 14580, 14710, 17496, 17652, 19440, 21870, 22065, 23536, 26478, 29160, 29420, 34992, 35304, 39717, 43740, 44130, 52956, 58320, 58840, 66195, 70608, 79434, 87480, 88260, 105912, 117680, 119151, 132390, 158868, 174960, 176520, 198585, 211824, 238302, 264780, 317736, 353040, 357453, 397170, 476604, 529560, 595755, 635472, 714906, 794340, 953208, 1059120, 1072359, 1191510, 1429812, 1588680, 1787265, 1906416, 2144718, 2383020, 2859624, 3177360, 3217077, 3574530, 4289436, 4766040, 5361795, 5719248, 6434154, 7149060, 8578872, 9532080, 10723590, 12868308, 14298120, 16085385, 17157744, 21447180, 25736616, 28596240, 32170770, 42894360, 51473232, 64341540, 85788720, 128683080, 257366160]

約数ペア:

[(1, 257366160), (2, 128683080), (3, 85788720), (4, 64341540), (5, 51473232), (6, 42894360), (8, 32170770), (9, 28596240), (10, 25736616), (12, 21447180), (15, 17157744), (16, 16085385), (18, 14298120), (20, 12868308), (24, 10723590), (27, 9532080), (30, 8578872), (36, 7149060), (40, 6434154), (45, 5719248), (48, 5361795), (54, 4766040), (60, 4289436), (72, 3574530), (80, 3217077), (81, 3177360), (90, 2859624), (108, 2383020), (120, 2144718), (135, 1906416), (144, 1787265), (162, 1588680), (180, 1429812), (216, 1191510), (240, 1072359), (243, 1059120), (270, 953208), (324, 794340), (360, 714906), (405, 635472), (432, 595755), (486, 529560), (540, 476604), (648, 397170), (720, 357453), (729, 353040), (810, 317736), (972, 264780), (1080, 238302), (1215, 211824), (1296, 198585), (1458, 176520), (1471, 174960), (1620, 158868), (1944, 132390), (2160, 119151), (2187, 117680), (2430, 105912), (2916, 88260), (2942, 87480), (3240, 79434), (3645, 70608), (3888, 66195), (4374, 58840), (4413, 58320), (4860, 52956), (5832, 44130), (5884, 43740), (6480, 39717), (7290, 35304), (7355, 34992), (8748, 29420), (8826, 29160), (9720, 26478), (10935, 23536), (11664, 22065), (11768, 21870), (13239, 19440), (14580, 17652), (14710, 17496)]