212620500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1339

約数の個数: 144

約数和(自身を含む): 689414544

約数和(自身を除く): 476794044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 111, 125, 148, 150, 180, 185, 222, 225, 250, 300, 333, 370, 375, 444, 450, 500, 555, 666, 740, 750, 900, 925, 1110, 1125, 1277, 1332, 1500, 1665, 1850, 2220, 2250, 2554, 2775, 3330, 3700, 3831, 4500, 4625, 5108, 5550, 6385, 6660, 7662, 8325, 9250, 11100, 11493, 12770, 13875, 15324, 16650, 18500, 19155, 22986, 25540, 27750, 31925, 33300, 38310, 41625, 45972, 47249, 55500, 57465, 63850, 76620, 83250, 94498, 95775, 114930, 127700, 141747, 159625, 166500, 188996, 191550, 229860, 236245, 283494, 287325, 319250, 383100, 425241, 472490, 478875, 566988, 574650, 638500, 708735, 850482, 944980, 957750, 1149300, 1181225, 1417470, 1436625, 1700964, 1915500, 2126205, 2362450, 2834940, 2873250, 3543675, 4252410, 4724900, 5746500, 5906125, 7087350, 8504820, 10631025, 11812250, 14174700, 17718375, 21262050, 23624500, 35436750, 42524100, 53155125, 70873500, 106310250, 212620500]

約数ペア:

[(1, 212620500), (2, 106310250), (3, 70873500), (4, 53155125), (5, 42524100), (6, 35436750), (9, 23624500), (10, 21262050), (12, 17718375), (15, 14174700), (18, 11812250), (20, 10631025), (25, 8504820), (30, 7087350), (36, 5906125), (37, 5746500), (45, 4724900), (50, 4252410), (60, 3543675), (74, 2873250), (75, 2834940), (90, 2362450), (100, 2126205), (111, 1915500), (125, 1700964), (148, 1436625), (150, 1417470), (180, 1181225), (185, 1149300), (222, 957750), (225, 944980), (250, 850482), (300, 708735), (333, 638500), (370, 574650), (375, 566988), (444, 478875), (450, 472490), (500, 425241), (555, 383100), (666, 319250), (740, 287325), (750, 283494), (900, 236245), (925, 229860), (1110, 191550), (1125, 188996), (1277, 166500), (1332, 159625), (1500, 141747), (1665, 127700), (1850, 114930), (2220, 95775), (2250, 94498), (2554, 83250), (2775, 76620), (3330, 63850), (3700, 57465), (3831, 55500), (4500, 47249), (4625, 45972), (5108, 41625), (5550, 38310), (6385, 33300), (6660, 31925), (7662, 27750), (8325, 25540), (9250, 22986), (11100, 19155), (11493, 18500), (12770, 16650), (13875, 15324)]