21787200

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 252

約数和(自身を含む): 82913220

約数和(自身を除く): 61126020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 32, 34, 36, 40, 45, 48, 50, 51, 60, 64, 68, 72, 75, 80, 85, 89, 90, 96, 100, 102, 120, 136, 144, 150, 153, 160, 170, 178, 180, 192, 200, 204, 225, 240, 255, 267, 272, 288, 300, 306, 320, 340, 356, 360, 400, 408, 425, 445, 450, 480, 510, 534, 544, 576, 600, 612, 680, 712, 720, 765, 800, 801, 816, 850, 890, 900, 960, 1020, 1068, 1088, 1200, 1224, 1275, 1335, 1360, 1424, 1440, 1513, 1530, 1600, 1602, 1632, 1700, 1780, 1800, 2040, 2136, 2225, 2400, 2448, 2550, 2670, 2720, 2848, 2880, 3026, 3060, 3204, 3264, 3400, 3560, 3600, 3825, 4005, 4080, 4272, 4450, 4539, 4800, 4896, 5100, 5340, 5440, 5696, 6052, 6120, 6408, 6675, 6800, 7120, 7200, 7565, 7650, 8010, 8160, 8544, 8900, 9078, 9792, 10200, 10680, 12104, 12240, 12816, 13350, 13600, 13617, 14240, 14400, 15130, 15300, 16020, 16320, 17088, 17800, 18156, 20025, 20400, 21360, 22695, 24208, 24480, 25632, 26700, 27200, 27234, 28480, 30260, 30600, 32040, 35600, 36312, 37825, 40050, 40800, 42720, 45390, 48416, 48960, 51264, 53400, 54468, 60520, 61200, 64080, 68085, 71200, 72624, 75650, 80100, 81600, 85440, 90780, 96832, 106800, 108936, 113475, 121040, 122400, 128160, 136170, 142400, 145248, 151300, 160200, 181560, 213600, 217872, 226950, 242080, 244800, 256320, 272340, 290496, 302600, 320400, 340425, 363120, 427200, 435744, 453900, 484160, 544680, 605200, 640800, 680850, 726240, 871488, 907800, 1089360, 1210400, 1281600, 1361700, 1452480, 1815600, 2178720, 2420800, 2723400, 3631200, 4357440, 5446800, 7262400, 10893600, 21787200]

約数ペア:

[(1, 21787200), (2, 10893600), (3, 7262400), (4, 5446800), (5, 4357440), (6, 3631200), (8, 2723400), (9, 2420800), (10, 2178720), (12, 1815600), (15, 1452480), (16, 1361700), (17, 1281600), (18, 1210400), (20, 1089360), (24, 907800), (25, 871488), (30, 726240), (32, 680850), (34, 640800), (36, 605200), (40, 544680), (45, 484160), (48, 453900), (50, 435744), (51, 427200), (60, 363120), (64, 340425), (68, 320400), (72, 302600), (75, 290496), (80, 272340), (85, 256320), (89, 244800), (90, 242080), (96, 226950), (100, 217872), (102, 213600), (120, 181560), (136, 160200), (144, 151300), (150, 145248), (153, 142400), (160, 136170), (170, 128160), (178, 122400), (180, 121040), (192, 113475), (200, 108936), (204, 106800), (225, 96832), (240, 90780), (255, 85440), (267, 81600), (272, 80100), (288, 75650), (300, 72624), (306, 71200), (320, 68085), (340, 64080), (356, 61200), (360, 60520), (400, 54468), (408, 53400), (425, 51264), (445, 48960), (450, 48416), (480, 45390), (510, 42720), (534, 40800), (544, 40050), (576, 37825), (600, 36312), (612, 35600), (680, 32040), (712, 30600), (720, 30260), (765, 28480), (800, 27234), (801, 27200), (816, 26700), (850, 25632), (890, 24480), (900, 24208), (960, 22695), (1020, 21360), (1068, 20400), (1088, 20025), (1200, 18156), (1224, 17800), (1275, 17088), (1335, 16320), (1360, 16020), (1424, 15300), (1440, 15130), (1513, 14400), (1530, 14240), (1600, 13617), (1602, 13600), (1632, 13350), (1700, 12816), (1780, 12240), (1800, 12104), (2040, 10680), (2136, 10200), (2225, 9792), (2400, 9078), (2448, 8900), (2550, 8544), (2670, 8160), (2720, 8010), (2848, 7650), (2880, 7565), (3026, 7200), (3060, 7120), (3204, 6800), (3264, 6675), (3400, 6408), (3560, 6120), (3600, 6052), (3825, 5696), (4005, 5440), (4080, 5340), (4272, 5100), (4450, 4896), (4539, 4800)]