212563120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3137}}^1$

素因数の和:3179

約数の個数: 120

約数和(自身を含む): 621022752

約数和(自身を除く): 408459632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3137, 3388, 4235, 4840, 6160, 6274, 6776, 8470, 9680, 12548, 13552, 15685, 16940, 21959, 25096, 31370, 33880, 34507, 43918, 50192, 62740, 67760, 69014, 87836, 109795, 125480, 138028, 172535, 175672, 219590, 241549, 250960, 276056, 345070, 351344, 379577, 439180, 483098, 552112, 690140, 759154, 878360, 966196, 1207745, 1380280, 1518308, 1756720, 1897885, 1932392, 2415490, 2657039, 2760560, 3036616, 3795770, 3864784, 4830980, 5314078, 6073232, 7591540, 9661960, 10628156, 13285195, 15183080, 19323920, 21256312, 26570390, 30366160, 42512624, 53140780, 106281560, 212563120]

約数ペア:

[(1, 212563120), (2, 106281560), (4, 53140780), (5, 42512624), (7, 30366160), (8, 26570390), (10, 21256312), (11, 19323920), (14, 15183080), (16, 13285195), (20, 10628156), (22, 9661960), (28, 7591540), (35, 6073232), (40, 5314078), (44, 4830980), (55, 3864784), (56, 3795770), (70, 3036616), (77, 2760560), (80, 2657039), (88, 2415490), (110, 1932392), (112, 1897885), (121, 1756720), (140, 1518308), (154, 1380280), (176, 1207745), (220, 966196), (242, 878360), (280, 759154), (308, 690140), (385, 552112), (440, 483098), (484, 439180), (560, 379577), (605, 351344), (616, 345070), (770, 276056), (847, 250960), (880, 241549), (968, 219590), (1210, 175672), (1232, 172535), (1540, 138028), (1694, 125480), (1936, 109795), (2420, 87836), (3080, 69014), (3137, 67760), (3388, 62740), (4235, 50192), (4840, 43918), (6160, 34507), (6274, 33880), (6776, 31370), (8470, 25096), (9680, 21959), (12548, 16940), (13552, 15685)]