40987920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2549}}^1$

素因数の和:2632

約数の個数: 80

約数和(自身を含む): 129009600

約数和(自身を除く): 88021680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1340, 1608, 2010, 2549, 2680, 3216, 4020, 5098, 5360, 7647, 8040, 10196, 12745, 15294, 16080, 20392, 25490, 30588, 38235, 40784, 50980, 61176, 76470, 101960, 122352, 152940, 170783, 203920, 305880, 341566, 512349, 611760, 683132, 853915, 1024698, 1366264, 1707830, 2049396, 2561745, 2732528, 3415660, 4098792, 5123490, 6831320, 8197584, 10246980, 13662640, 20493960, 40987920]

約数ペア:

[(1, 40987920), (2, 20493960), (3, 13662640), (4, 10246980), (5, 8197584), (6, 6831320), (8, 5123490), (10, 4098792), (12, 3415660), (15, 2732528), (16, 2561745), (20, 2049396), (24, 1707830), (30, 1366264), (40, 1024698), (48, 853915), (60, 683132), (67, 611760), (80, 512349), (120, 341566), (134, 305880), (201, 203920), (240, 170783), (268, 152940), (335, 122352), (402, 101960), (536, 76470), (670, 61176), (804, 50980), (1005, 40784), (1072, 38235), (1340, 30588), (1608, 25490), (2010, 20392), (2549, 16080), (2680, 15294), (3216, 12745), (4020, 10196), (5098, 8040), (5360, 7647)]