20157709320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{33469}}^1$

素因数の和:33732

約数の個数: 192

約数和(自身を含む): 75187008000

約数和(自身を除く): 55029298680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 239, 252, 280, 315, 360, 420, 478, 504, 630, 717, 840, 956, 1195, 1260, 1434, 1673, 1912, 2151, 2390, 2520, 2868, 3346, 3585, 4302, 4780, 5019, 5736, 6692, 7170, 8365, 8604, 9560, 10038, 10755, 13384, 14340, 15057, 16730, 17208, 20076, 21510, 25095, 28680, 30114, 33460, 33469, 40152, 43020, 50190, 60228, 66920, 66938, 75285, 86040, 100380, 100407, 120456, 133876, 150570, 167345, 200760, 200814, 234283, 267752, 301140, 301221, 334690, 401628, 468566, 502035, 602280, 602442, 669380, 702849, 803256, 937132, 1004070, 1171415, 1204884, 1338760, 1405698, 1506105, 1874264, 2008140, 2108547, 2342830, 2409768, 2811396, 3012210, 3514245, 4016280, 4217094, 4685660, 5622792, 6024420, 7028490, 7999091, 8434188, 9371320, 10542735, 12048840, 14056980, 15998182, 16868376, 21085470, 23997273, 28113960, 31996364, 39995455, 42170940, 47994546, 55993637, 63992728, 71991819, 79990910, 84341880, 95989092, 111987274, 119986365, 143983638, 159981820, 167980911, 191978184, 223974548, 239972730, 279968185, 287967276, 319963640, 335961822, 359959095, 447949096, 479945460, 503942733, 559936370, 575934552, 671923644, 719918190, 839904555, 959890920, 1007885466, 1119872740, 1343847288, 1439836380, 1679809110, 2015770932, 2239745480, 2519713665, 2879672760, 3359618220, 4031541864, 5039427330, 6719236440, 10078854660, 20157709320]

約数ペア:

[(1, 20157709320), (2, 10078854660), (3, 6719236440), (4, 5039427330), (5, 4031541864), (6, 3359618220), (7, 2879672760), (8, 2519713665), (9, 2239745480), (10, 2015770932), (12, 1679809110), (14, 1439836380), (15, 1343847288), (18, 1119872740), (20, 1007885466), (21, 959890920), (24, 839904555), (28, 719918190), (30, 671923644), (35, 575934552), (36, 559936370), (40, 503942733), (42, 479945460), (45, 447949096), (56, 359959095), (60, 335961822), (63, 319963640), (70, 287967276), (72, 279968185), (84, 239972730), (90, 223974548), (105, 191978184), (120, 167980911), (126, 159981820), (140, 143983638), (168, 119986365), (180, 111987274), (210, 95989092), (239, 84341880), (252, 79990910), (280, 71991819), (315, 63992728), (360, 55993637), (420, 47994546), (478, 42170940), (504, 39995455), (630, 31996364), (717, 28113960), (840, 23997273), (956, 21085470), (1195, 16868376), (1260, 15998182), (1434, 14056980), (1673, 12048840), (1912, 10542735), (2151, 9371320), (2390, 8434188), (2520, 7999091), (2868, 7028490), (3346, 6024420), (3585, 5622792), (4302, 4685660), (4780, 4217094), (5019, 4016280), (5736, 3514245), (6692, 3012210), (7170, 2811396), (8365, 2409768), (8604, 2342830), (9560, 2108547), (10038, 2008140), (10755, 1874264), (13384, 1506105), (14340, 1405698), (15057, 1338760), (16730, 1204884), (17208, 1171415), (20076, 1004070), (21510, 937132), (25095, 803256), (28680, 702849), (30114, 669380), (33460, 602442), (33469, 602280), (40152, 502035), (43020, 468566), (50190, 401628), (60228, 334690), (66920, 301221), (66938, 301140), (75285, 267752), (86040, 234283), (100380, 200814), (100407, 200760), (120456, 167345), (133876, 150570)]