281450800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1343

約数の個数: 120

約数和(自身を含む): 736894800

約数和(自身を除く): 455444000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 38, 40, 50, 58, 76, 80, 95, 100, 116, 145, 152, 190, 200, 232, 290, 304, 380, 400, 464, 475, 551, 580, 725, 760, 950, 1102, 1160, 1277, 1450, 1520, 1900, 2204, 2320, 2554, 2755, 2900, 3800, 4408, 5108, 5510, 5800, 6385, 7600, 8816, 10216, 11020, 11600, 12770, 13775, 20432, 22040, 24263, 25540, 27550, 31925, 37033, 44080, 48526, 51080, 55100, 63850, 74066, 97052, 102160, 110200, 121315, 127700, 148132, 185165, 194104, 220400, 242630, 255400, 296264, 370330, 388208, 485260, 510800, 592528, 606575, 703627, 740660, 925825, 970520, 1213150, 1407254, 1481320, 1851650, 1941040, 2426300, 2814508, 2962640, 3518135, 3703300, 4852600, 5629016, 7036270, 7406600, 9705200, 11258032, 14072540, 14813200, 17590675, 28145080, 35181350, 56290160, 70362700, 140725400, 281450800]

約数ペア:

[(1, 281450800), (2, 140725400), (4, 70362700), (5, 56290160), (8, 35181350), (10, 28145080), (16, 17590675), (19, 14813200), (20, 14072540), (25, 11258032), (29, 9705200), (38, 7406600), (40, 7036270), (50, 5629016), (58, 4852600), (76, 3703300), (80, 3518135), (95, 2962640), (100, 2814508), (116, 2426300), (145, 1941040), (152, 1851650), (190, 1481320), (200, 1407254), (232, 1213150), (290, 970520), (304, 925825), (380, 740660), (400, 703627), (464, 606575), (475, 592528), (551, 510800), (580, 485260), (725, 388208), (760, 370330), (950, 296264), (1102, 255400), (1160, 242630), (1277, 220400), (1450, 194104), (1520, 185165), (1900, 148132), (2204, 127700), (2320, 121315), (2554, 110200), (2755, 102160), (2900, 97052), (3800, 74066), (4408, 63850), (5108, 55100), (5510, 51080), (5800, 48526), (6385, 44080), (7600, 37033), (8816, 31925), (10216, 27550), (11020, 25540), (11600, 24263), (12770, 22040), (13775, 20432)]