156721180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 413683200

約数和(自身を除く): 256962020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 149, 154, 220, 298, 308, 385, 596, 683, 745, 770, 1043, 1366, 1490, 1540, 1639, 2086, 2732, 2980, 3278, 3415, 4172, 4781, 5215, 6556, 6830, 7513, 8195, 9562, 10430, 11473, 13660, 15026, 16390, 19124, 20860, 22946, 23905, 30052, 32780, 37565, 45892, 47810, 52591, 57365, 75130, 95620, 101767, 105182, 114730, 150260, 203534, 210364, 229460, 262955, 407068, 508835, 525910, 712369, 1017670, 1051820, 1119437, 1424738, 2035340, 2238874, 2849476, 3561845, 4477748, 5597185, 7123690, 7836059, 11194370, 14247380, 15672118, 22388740, 31344236, 39180295, 78360590, 156721180]

約数ペア:

[(1, 156721180), (2, 78360590), (4, 39180295), (5, 31344236), (7, 22388740), (10, 15672118), (11, 14247380), (14, 11194370), (20, 7836059), (22, 7123690), (28, 5597185), (35, 4477748), (44, 3561845), (55, 2849476), (70, 2238874), (77, 2035340), (110, 1424738), (140, 1119437), (149, 1051820), (154, 1017670), (220, 712369), (298, 525910), (308, 508835), (385, 407068), (596, 262955), (683, 229460), (745, 210364), (770, 203534), (1043, 150260), (1366, 114730), (1490, 105182), (1540, 101767), (1639, 95620), (2086, 75130), (2732, 57365), (2980, 52591), (3278, 47810), (3415, 45892), (4172, 37565), (4781, 32780), (5215, 30052), (6556, 23905), (6830, 22946), (7513, 20860), (8195, 19124), (9562, 16390), (10430, 15026), (11473, 13660)]