21489908400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{26297}}^1$

素因数の和:26548

約数の個数: 180

約数和(自身を含む): 74907328392

約数和(自身を除く): 53417419992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 227, 240, 300, 360, 400, 450, 454, 600, 681, 720, 900, 908, 1135, 1200, 1362, 1800, 1816, 2043, 2270, 2724, 3405, 3600, 3632, 4086, 4540, 5448, 5675, 6810, 8172, 9080, 10215, 10896, 11350, 13620, 16344, 17025, 18160, 20430, 22700, 26297, 27240, 32688, 34050, 40860, 45400, 51075, 52594, 54480, 68100, 78891, 81720, 90800, 102150, 105188, 131485, 136200, 157782, 163440, 204300, 210376, 236673, 262970, 272400, 315564, 394455, 408600, 420752, 473346, 525940, 631128, 657425, 788910, 817200, 946692, 1051880, 1183365, 1262256, 1314850, 1577820, 1893384, 1972275, 2103760, 2366730, 2629700, 3155640, 3786768, 3944550, 4733460, 5259400, 5916825, 5969419, 6311280, 7889100, 9466920, 10518800, 11833650, 11938838, 15778200, 17908257, 18933840, 23667300, 23877676, 29847095, 31556400, 35816514, 47334600, 47755352, 53724771, 59694190, 71633028, 89541285, 94669200, 95510704, 107449542, 119388380, 143266056, 149235475, 179082570, 214899084, 238776760, 268623855, 286532112, 298470950, 358165140, 429798168, 447706425, 477553520, 537247710, 596941900, 716330280, 859596336, 895412850, 1074495420, 1193883800, 1343119275, 1432660560, 1790825700, 2148990840, 2387767600, 2686238550, 3581651400, 4297981680, 5372477100, 7163302800, 10744954200, 21489908400]

約数ペア:

[(1, 21489908400), (2, 10744954200), (3, 7163302800), (4, 5372477100), (5, 4297981680), (6, 3581651400), (8, 2686238550), (9, 2387767600), (10, 2148990840), (12, 1790825700), (15, 1432660560), (16, 1343119275), (18, 1193883800), (20, 1074495420), (24, 895412850), (25, 859596336), (30, 716330280), (36, 596941900), (40, 537247710), (45, 477553520), (48, 447706425), (50, 429798168), (60, 358165140), (72, 298470950), (75, 286532112), (80, 268623855), (90, 238776760), (100, 214899084), (120, 179082570), (144, 149235475), (150, 143266056), (180, 119388380), (200, 107449542), (225, 95510704), (227, 94669200), (240, 89541285), (300, 71633028), (360, 59694190), (400, 53724771), (450, 47755352), (454, 47334600), (600, 35816514), (681, 31556400), (720, 29847095), (900, 23877676), (908, 23667300), (1135, 18933840), (1200, 17908257), (1362, 15778200), (1800, 11938838), (1816, 11833650), (2043, 10518800), (2270, 9466920), (2724, 7889100), (3405, 6311280), (3600, 5969419), (3632, 5916825), (4086, 5259400), (4540, 4733460), (5448, 3944550), (5675, 3786768), (6810, 3155640), (8172, 2629700), (9080, 2366730), (10215, 2103760), (10896, 1972275), (11350, 1893384), (13620, 1577820), (16344, 1314850), (17025, 1262256), (18160, 1183365), (20430, 1051880), (22700, 946692), (26297, 817200), (27240, 788910), (32688, 657425), (34050, 631128), (40860, 525940), (45400, 473346), (51075, 420752), (52594, 408600), (54480, 394455), (68100, 315564), (78891, 272400), (81720, 262970), (90800, 236673), (102150, 210376), (105188, 204300), (131485, 163440), (136200, 157782)]