31514700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 106937600

約数和(自身を除く): 75422900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 100, 105, 129, 140, 150, 172, 175, 210, 215, 258, 300, 301, 349, 350, 420, 430, 516, 525, 602, 645, 698, 700, 860, 903, 1047, 1050, 1075, 1204, 1290, 1396, 1505, 1745, 1806, 2094, 2100, 2150, 2443, 2580, 3010, 3225, 3490, 3612, 4188, 4300, 4515, 4886, 5235, 6020, 6450, 6980, 7329, 7525, 8725, 9030, 9772, 10470, 12215, 12900, 14658, 15007, 15050, 17450, 18060, 20940, 22575, 24430, 26175, 29316, 30014, 30100, 34900, 36645, 45021, 45150, 48860, 52350, 60028, 61075, 73290, 75035, 90042, 90300, 104700, 105049, 122150, 146580, 150070, 180084, 183225, 210098, 225105, 244300, 300140, 315147, 366450, 375175, 420196, 450210, 525245, 630294, 732900, 750350, 900420, 1050490, 1125525, 1260588, 1500700, 1575735, 2100980, 2251050, 2626225, 3151470, 4502100, 5252450, 6302940, 7878675, 10504900, 15757350, 31514700]

約数ペア:

[(1, 31514700), (2, 15757350), (3, 10504900), (4, 7878675), (5, 6302940), (6, 5252450), (7, 4502100), (10, 3151470), (12, 2626225), (14, 2251050), (15, 2100980), (20, 1575735), (21, 1500700), (25, 1260588), (28, 1125525), (30, 1050490), (35, 900420), (42, 750350), (43, 732900), (50, 630294), (60, 525245), (70, 450210), (75, 420196), (84, 375175), (86, 366450), (100, 315147), (105, 300140), (129, 244300), (140, 225105), (150, 210098), (172, 183225), (175, 180084), (210, 150070), (215, 146580), (258, 122150), (300, 105049), (301, 104700), (349, 90300), (350, 90042), (420, 75035), (430, 73290), (516, 61075), (525, 60028), (602, 52350), (645, 48860), (698, 45150), (700, 45021), (860, 36645), (903, 34900), (1047, 30100), (1050, 30014), (1075, 29316), (1204, 26175), (1290, 24430), (1396, 22575), (1505, 20940), (1745, 18060), (1806, 17450), (2094, 15050), (2100, 15007), (2150, 14658), (2443, 12900), (2580, 12215), (3010, 10470), (3225, 9772), (3490, 9030), (3612, 8725), (4188, 7525), (4300, 7329), (4515, 6980), (4886, 6450), (5235, 6020)]