71657280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:341

約数の個数: 168

約数和(自身を含む): 249631200

約数和(自身を除く): 177973920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 139, 144, 160, 179, 180, 192, 240, 278, 288, 320, 358, 360, 417, 480, 537, 556, 576, 695, 716, 720, 834, 895, 960, 1074, 1112, 1251, 1390, 1432, 1440, 1611, 1668, 1790, 2085, 2148, 2224, 2502, 2685, 2780, 2864, 2880, 3222, 3336, 3580, 4170, 4296, 4448, 5004, 5370, 5560, 5728, 6255, 6444, 6672, 7160, 8055, 8340, 8592, 8896, 10008, 10740, 11120, 11456, 12510, 12888, 13344, 14320, 16110, 16680, 17184, 20016, 21480, 22240, 24881, 25020, 25776, 26688, 28640, 32220, 33360, 34368, 40032, 42960, 44480, 49762, 50040, 51552, 57280, 64440, 66720, 74643, 80064, 85920, 99524, 100080, 103104, 124405, 128880, 133440, 149286, 171840, 199048, 200160, 223929, 248810, 257760, 298572, 373215, 398096, 400320, 447858, 497620, 515520, 597144, 746430, 796192, 895716, 995240, 1119645, 1194288, 1492860, 1592384, 1791432, 1990480, 2239290, 2388576, 2985720, 3582864, 3980960, 4478580, 4777152, 5971440, 7165728, 7961920, 8957160, 11942880, 14331456, 17914320, 23885760, 35828640, 71657280]

約数ペア:

[(1, 71657280), (2, 35828640), (3, 23885760), (4, 17914320), (5, 14331456), (6, 11942880), (8, 8957160), (9, 7961920), (10, 7165728), (12, 5971440), (15, 4777152), (16, 4478580), (18, 3980960), (20, 3582864), (24, 2985720), (30, 2388576), (32, 2239290), (36, 1990480), (40, 1791432), (45, 1592384), (48, 1492860), (60, 1194288), (64, 1119645), (72, 995240), (80, 895716), (90, 796192), (96, 746430), (120, 597144), (139, 515520), (144, 497620), (160, 447858), (179, 400320), (180, 398096), (192, 373215), (240, 298572), (278, 257760), (288, 248810), (320, 223929), (358, 200160), (360, 199048), (417, 171840), (480, 149286), (537, 133440), (556, 128880), (576, 124405), (695, 103104), (716, 100080), (720, 99524), (834, 85920), (895, 80064), (960, 74643), (1074, 66720), (1112, 64440), (1251, 57280), (1390, 51552), (1432, 50040), (1440, 49762), (1611, 44480), (1668, 42960), (1790, 40032), (2085, 34368), (2148, 33360), (2224, 32220), (2502, 28640), (2685, 26688), (2780, 25776), (2864, 25020), (2880, 24881), (3222, 22240), (3336, 21480), (3580, 20016), (4170, 17184), (4296, 16680), (4448, 16110), (5004, 14320), (5370, 13344), (5560, 12888), (5728, 12510), (6255, 11456), (6444, 11120), (6672, 10740), (7160, 10008), (8055, 8896), (8340, 8592)]