156811760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:503

約数の個数: 120

約数和(自身を含む): 429168960

約数和(自身を除く): 272357200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 196, 218, 245, 280, 367, 392, 436, 490, 545, 560, 734, 763, 784, 872, 980, 1090, 1468, 1526, 1744, 1835, 1960, 2180, 2569, 2936, 3052, 3670, 3815, 3920, 4360, 5138, 5341, 5872, 6104, 7340, 7630, 8720, 10276, 10682, 12208, 12845, 14680, 15260, 17983, 20552, 21364, 25690, 26705, 29360, 30520, 35966, 40003, 41104, 42728, 51380, 53410, 61040, 71932, 80006, 85456, 89915, 102760, 106820, 143864, 160012, 179830, 200015, 205520, 213640, 280021, 287728, 320024, 359660, 400030, 427280, 560042, 640048, 719320, 800060, 1120084, 1400105, 1438640, 1600120, 1960147, 2240168, 2800210, 3200240, 3920294, 4480336, 5600420, 7840588, 9800735, 11200840, 15681176, 19601470, 22401680, 31362352, 39202940, 78405880, 156811760]

約数ペア:

[(1, 156811760), (2, 78405880), (4, 39202940), (5, 31362352), (7, 22401680), (8, 19601470), (10, 15681176), (14, 11200840), (16, 9800735), (20, 7840588), (28, 5600420), (35, 4480336), (40, 3920294), (49, 3200240), (56, 2800210), (70, 2240168), (80, 1960147), (98, 1600120), (109, 1438640), (112, 1400105), (140, 1120084), (196, 800060), (218, 719320), (245, 640048), (280, 560042), (367, 427280), (392, 400030), (436, 359660), (490, 320024), (545, 287728), (560, 280021), (734, 213640), (763, 205520), (784, 200015), (872, 179830), (980, 160012), (1090, 143864), (1468, 106820), (1526, 102760), (1744, 89915), (1835, 85456), (1960, 80006), (2180, 71932), (2569, 61040), (2936, 53410), (3052, 51380), (3670, 42728), (3815, 41104), (3920, 40003), (4360, 35966), (5138, 30520), (5341, 29360), (5872, 26705), (6104, 25690), (7340, 21364), (7630, 20552), (8720, 17983), (10276, 15260), (10682, 14680), (12208, 12845)]