209483280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:646

約数の個数: 160

約数和(自身を含む): 726203520

約数和(自身を除く): 516720240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 293, 331, 360, 432, 540, 586, 662, 720, 879, 993, 1080, 1172, 1324, 1465, 1655, 1758, 1986, 2160, 2344, 2637, 2648, 2930, 2979, 3310, 3516, 3972, 4395, 4688, 4965, 5274, 5296, 5860, 5958, 6620, 7032, 7911, 7944, 8790, 8937, 9930, 10548, 11720, 11916, 13185, 13240, 14064, 14895, 15822, 15888, 17580, 17874, 19860, 21096, 23440, 23832, 26370, 26480, 29790, 31644, 35160, 35748, 39555, 39720, 42192, 44685, 47664, 52740, 59580, 63288, 70320, 71496, 79110, 79440, 89370, 96983, 105480, 119160, 126576, 142992, 158220, 178740, 193966, 210960, 238320, 290949, 316440, 357480, 387932, 484915, 581898, 632880, 714960, 775864, 872847, 969830, 1163796, 1454745, 1551728, 1745694, 1939660, 2327592, 2618541, 2909490, 3491388, 3879320, 4364235, 4655184, 5237082, 5818980, 6982776, 7758640, 8728470, 10474164, 11637960, 13092705, 13965552, 17456940, 20948328, 23275920, 26185410, 34913880, 41896656, 52370820, 69827760, 104741640, 209483280]

約数ペア:

[(1, 209483280), (2, 104741640), (3, 69827760), (4, 52370820), (5, 41896656), (6, 34913880), (8, 26185410), (9, 23275920), (10, 20948328), (12, 17456940), (15, 13965552), (16, 13092705), (18, 11637960), (20, 10474164), (24, 8728470), (27, 7758640), (30, 6982776), (36, 5818980), (40, 5237082), (45, 4655184), (48, 4364235), (54, 3879320), (60, 3491388), (72, 2909490), (80, 2618541), (90, 2327592), (108, 1939660), (120, 1745694), (135, 1551728), (144, 1454745), (180, 1163796), (216, 969830), (240, 872847), (270, 775864), (293, 714960), (331, 632880), (360, 581898), (432, 484915), (540, 387932), (586, 357480), (662, 316440), (720, 290949), (879, 238320), (993, 210960), (1080, 193966), (1172, 178740), (1324, 158220), (1465, 142992), (1655, 126576), (1758, 119160), (1986, 105480), (2160, 96983), (2344, 89370), (2637, 79440), (2648, 79110), (2930, 71496), (2979, 70320), (3310, 63288), (3516, 59580), (3972, 52740), (4395, 47664), (4688, 44685), (4965, 42192), (5274, 39720), (5296, 39555), (5860, 35748), (5958, 35160), (6620, 31644), (7032, 29790), (7911, 26480), (7944, 26370), (8790, 23832), (8937, 23440), (9930, 21096), (10548, 19860), (11720, 17874), (11916, 17580), (13185, 15888), (13240, 15822), (14064, 14895)]