2021622400

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{12893}}^1$

素因数の和:12931

約数の個数: 144

約数和(自身を含む): 5809842990

約数和(自身を除く): 3788220590

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2800, 3136, 3200, 3920, 4480, 4900, 5600, 6272, 7840, 9800, 11200, 12893, 15680, 19600, 22400, 25786, 31360, 39200, 51572, 64465, 78400, 90251, 103144, 128930, 156800, 180502, 206288, 257860, 322325, 361004, 412576, 451255, 515720, 631757, 644650, 722008, 825152, 902510, 1031440, 1263514, 1289300, 1444016, 1650304, 1805020, 2062880, 2256275, 2527028, 2578600, 2888032, 3158785, 3610040, 4125760, 4512550, 5054056, 5157200, 5776064, 6317570, 7220080, 8251520, 9025100, 10108112, 10314400, 11552128, 12635140, 14440160, 15793925, 18050200, 20216224, 20628800, 25270280, 28880320, 31587850, 36100400, 40432448, 41257600, 50540560, 57760640, 63175700, 72200800, 80864896, 101081120, 126351400, 144401600, 202162240, 252702800, 288803200, 404324480, 505405600, 1010811200, 2021622400]

約数ペア:

[(1, 2021622400), (2, 1010811200), (4, 505405600), (5, 404324480), (7, 288803200), (8, 252702800), (10, 202162240), (14, 144401600), (16, 126351400), (20, 101081120), (25, 80864896), (28, 72200800), (32, 63175700), (35, 57760640), (40, 50540560), (49, 41257600), (50, 40432448), (56, 36100400), (64, 31587850), (70, 28880320), (80, 25270280), (98, 20628800), (100, 20216224), (112, 18050200), (128, 15793925), (140, 14440160), (160, 12635140), (175, 11552128), (196, 10314400), (200, 10108112), (224, 9025100), (245, 8251520), (280, 7220080), (320, 6317570), (350, 5776064), (392, 5157200), (400, 5054056), (448, 4512550), (490, 4125760), (560, 3610040), (640, 3158785), (700, 2888032), (784, 2578600), (800, 2527028), (896, 2256275), (980, 2062880), (1120, 1805020), (1225, 1650304), (1400, 1444016), (1568, 1289300), (1600, 1263514), (1960, 1031440), (2240, 902510), (2450, 825152), (2800, 722008), (3136, 644650), (3200, 631757), (3920, 515720), (4480, 451255), (4900, 412576), (5600, 361004), (6272, 322325), (7840, 257860), (9800, 206288), (11200, 180502), (12893, 156800), (15680, 128930), (19600, 103144), (22400, 90251), (25786, 78400), (31360, 64465), (39200, 51572)]