20178745920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2657}}^1$

素因数の和:2979

約数の個数: 280

約数和(自身を含む): 72051437304

約数和(自身を除く): 51872691384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 293, 320, 324, 360, 405, 432, 480, 540, 576, 586, 648, 720, 810, 864, 879, 960, 1080, 1172, 1296, 1440, 1465, 1620, 1728, 1758, 2160, 2344, 2592, 2637, 2657, 2880, 2930, 3240, 3516, 4320, 4395, 4688, 5184, 5274, 5314, 5860, 6480, 7032, 7911, 7971, 8640, 8790, 9376, 10548, 10628, 11720, 12960, 13185, 13285, 14064, 15822, 15942, 17580, 18752, 21096, 21256, 23440, 23733, 23913, 25920, 26370, 26570, 28128, 31644, 31884, 35160, 39555, 39855, 42192, 42512, 46880, 47466, 47826, 52740, 53140, 56256, 63288, 63768, 70320, 71739, 79110, 79710, 84384, 85024, 93760, 94932, 95652, 105480, 106280, 118665, 119565, 126576, 127536, 140640, 143478, 158220, 159420, 168768, 170048, 189864, 191304, 210960, 212560, 215217, 237330, 239130, 253152, 255072, 281280, 286956, 316440, 318840, 358695, 379728, 382608, 421920, 425120, 430434, 474660, 478260, 506304, 510144, 573912, 632880, 637680, 717390, 759456, 765216, 778501, 843840, 850240, 860868, 949320, 956520, 1076085, 1147824, 1265760, 1275360, 1434780, 1518912, 1530432, 1557002, 1721736, 1898640, 1913040, 2152170, 2295648, 2335503, 2531520, 2550720, 2869560, 3114004, 3443472, 3797280, 3826080, 3892505, 4304340, 4591296, 4671006, 5739120, 6228008, 6886944, 7006509, 7594560, 7652160, 7785010, 8608680, 9342012, 11478240, 11677515, 12456016, 13773888, 14013018, 15570020, 17217360, 18684024, 21019527, 22956480, 23355030, 24912032, 28026036, 31140040, 34434720, 35032545, 37368048, 42039054, 46710060, 49824064, 56052072, 62280080, 63058581, 68869440, 70065090, 74736096, 84078108, 93420120, 105097635, 112104144, 124560160, 126117162, 140130180, 149472192, 168156216, 186840240, 210195270, 224208288, 249120320, 252234324, 280260360, 315292905, 336312432, 373680480, 420390540, 448416576, 504468648, 560520720, 630585810, 672624864, 747360960, 840781080, 1008937296, 1121041440, 1261171620, 1345249728, 1681562160, 2017874592, 2242082880, 2522343240, 3363124320, 4035749184, 5044686480, 6726248640, 10089372960, 20178745920]

約数ペア:

[(1, 20178745920), (2, 10089372960), (3, 6726248640), (4, 5044686480), (5, 4035749184), (6, 3363124320), (8, 2522343240), (9, 2242082880), (10, 2017874592), (12, 1681562160), (15, 1345249728), (16, 1261171620), (18, 1121041440), (20, 1008937296), (24, 840781080), (27, 747360960), (30, 672624864), (32, 630585810), (36, 560520720), (40, 504468648), (45, 448416576), (48, 420390540), (54, 373680480), (60, 336312432), (64, 315292905), (72, 280260360), (80, 252234324), (81, 249120320), (90, 224208288), (96, 210195270), (108, 186840240), (120, 168156216), (135, 149472192), (144, 140130180), (160, 126117162), (162, 124560160), (180, 112104144), (192, 105097635), (216, 93420120), (240, 84078108), (270, 74736096), (288, 70065090), (293, 68869440), (320, 63058581), (324, 62280080), (360, 56052072), (405, 49824064), (432, 46710060), (480, 42039054), (540, 37368048), (576, 35032545), (586, 34434720), (648, 31140040), (720, 28026036), (810, 24912032), (864, 23355030), (879, 22956480), (960, 21019527), (1080, 18684024), (1172, 17217360), (1296, 15570020), (1440, 14013018), (1465, 13773888), (1620, 12456016), (1728, 11677515), (1758, 11478240), (2160, 9342012), (2344, 8608680), (2592, 7785010), (2637, 7652160), (2657, 7594560), (2880, 7006509), (2930, 6886944), (3240, 6228008), (3516, 5739120), (4320, 4671006), (4395, 4591296), (4688, 4304340), (5184, 3892505), (5274, 3826080), (5314, 3797280), (5860, 3443472), (6480, 3114004), (7032, 2869560), (7911, 2550720), (7971, 2531520), (8640, 2335503), (8790, 2295648), (9376, 2152170), (10548, 1913040), (10628, 1898640), (11720, 1721736), (12960, 1557002), (13185, 1530432), (13285, 1518912), (14064, 1434780), (15822, 1275360), (15942, 1265760), (17580, 1147824), (18752, 1076085), (21096, 956520), (21256, 949320), (23440, 860868), (23733, 850240), (23913, 843840), (25920, 778501), (26370, 765216), (26570, 759456), (28128, 717390), (31644, 637680), (31884, 632880), (35160, 573912), (39555, 510144), (39855, 506304), (42192, 478260), (42512, 474660), (46880, 430434), (47466, 425120), (47826, 421920), (52740, 382608), (53140, 379728), (56256, 358695), (63288, 318840), (63768, 316440), (70320, 286956), (71739, 281280), (79110, 255072), (79710, 253152), (84384, 239130), (85024, 237330), (93760, 215217), (94932, 212560), (95652, 210960), (105480, 191304), (106280, 189864), (118665, 170048), (119565, 168768), (126576, 159420), (127536, 158220), (140640, 143478)]