140218400

素因数分解:

$2^5\times 5^2\times 7^4\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 180

約数和(自身を含む): 404806122

約数和(自身を除く): 264587722

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 73, 80, 98, 100, 112, 140, 146, 160, 175, 196, 200, 224, 245, 280, 292, 343, 350, 365, 392, 400, 490, 511, 560, 584, 686, 700, 730, 784, 800, 980, 1022, 1120, 1168, 1225, 1372, 1400, 1460, 1568, 1715, 1825, 1960, 2044, 2336, 2401, 2450, 2555, 2744, 2800, 2920, 3430, 3577, 3650, 3920, 4088, 4802, 4900, 5110, 5488, 5600, 5840, 6860, 7154, 7300, 7840, 8176, 8575, 9604, 9800, 10220, 10976, 11680, 12005, 12775, 13720, 14308, 14600, 16352, 17150, 17885, 19208, 19600, 20440, 24010, 25039, 25550, 27440, 28616, 29200, 34300, 35770, 38416, 39200, 40880, 48020, 50078, 51100, 54880, 57232, 58400, 60025, 68600, 71540, 76832, 81760, 89425, 96040, 100156, 102200, 114464, 120050, 125195, 137200, 143080, 175273, 178850, 192080, 200312, 204400, 240100, 250390, 274400, 286160, 350546, 357700, 384160, 400624, 408800, 480200, 500780, 572320, 625975, 701092, 715400, 801248, 876365, 960400, 1001560, 1251950, 1402184, 1430800, 1752730, 1920800, 2003120, 2503900, 2804368, 2861600, 3505460, 4006240, 4381825, 5007800, 5608736, 7010920, 8763650, 10015600, 14021840, 17527300, 20031200, 28043680, 35054600, 70109200, 140218400]

約数ペア:

[(1, 140218400), (2, 70109200), (4, 35054600), (5, 28043680), (7, 20031200), (8, 17527300), (10, 14021840), (14, 10015600), (16, 8763650), (20, 7010920), (25, 5608736), (28, 5007800), (32, 4381825), (35, 4006240), (40, 3505460), (49, 2861600), (50, 2804368), (56, 2503900), (70, 2003120), (73, 1920800), (80, 1752730), (98, 1430800), (100, 1402184), (112, 1251950), (140, 1001560), (146, 960400), (160, 876365), (175, 801248), (196, 715400), (200, 701092), (224, 625975), (245, 572320), (280, 500780), (292, 480200), (343, 408800), (350, 400624), (365, 384160), (392, 357700), (400, 350546), (490, 286160), (511, 274400), (560, 250390), (584, 240100), (686, 204400), (700, 200312), (730, 192080), (784, 178850), (800, 175273), (980, 143080), (1022, 137200), (1120, 125195), (1168, 120050), (1225, 114464), (1372, 102200), (1400, 100156), (1460, 96040), (1568, 89425), (1715, 81760), (1825, 76832), (1960, 71540), (2044, 68600), (2336, 60025), (2401, 58400), (2450, 57232), (2555, 54880), (2744, 51100), (2800, 50078), (2920, 48020), (3430, 40880), (3577, 39200), (3650, 38416), (3920, 35770), (4088, 34300), (4802, 29200), (4900, 28616), (5110, 27440), (5488, 25550), (5600, 25039), (5840, 24010), (6860, 20440), (7154, 19600), (7300, 19208), (7840, 17885), (8176, 17150), (8575, 16352), (9604, 14600), (9800, 14308), (10220, 13720), (10976, 12775), (11680, 12005)]