144449480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 388730880

約数和(自身を除く): 244281400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 73, 74, 140, 146, 148, 185, 191, 259, 280, 292, 296, 365, 370, 382, 511, 518, 584, 730, 740, 764, 955, 1022, 1036, 1295, 1337, 1460, 1480, 1528, 1910, 2044, 2072, 2555, 2590, 2674, 2701, 2920, 3820, 4088, 5110, 5180, 5348, 5402, 6685, 7067, 7640, 10220, 10360, 10696, 10804, 13370, 13505, 13943, 14134, 18907, 20440, 21608, 26740, 27010, 27886, 28268, 35335, 37814, 49469, 53480, 54020, 55772, 56536, 69715, 70670, 75628, 94535, 97601, 98938, 108040, 111544, 139430, 141340, 151256, 189070, 195202, 197876, 247345, 278860, 282680, 378140, 390404, 395752, 488005, 494690, 515891, 557720, 756280, 780808, 976010, 989380, 1031782, 1952020, 1978760, 2063564, 2579455, 3611237, 3904040, 4127128, 5158910, 7222474, 10317820, 14444948, 18056185, 20635640, 28889896, 36112370, 72224740, 144449480]

約数ペア:

[(1, 144449480), (2, 72224740), (4, 36112370), (5, 28889896), (7, 20635640), (8, 18056185), (10, 14444948), (14, 10317820), (20, 7222474), (28, 5158910), (35, 4127128), (37, 3904040), (40, 3611237), (56, 2579455), (70, 2063564), (73, 1978760), (74, 1952020), (140, 1031782), (146, 989380), (148, 976010), (185, 780808), (191, 756280), (259, 557720), (280, 515891), (292, 494690), (296, 488005), (365, 395752), (370, 390404), (382, 378140), (511, 282680), (518, 278860), (584, 247345), (730, 197876), (740, 195202), (764, 189070), (955, 151256), (1022, 141340), (1036, 139430), (1295, 111544), (1337, 108040), (1460, 98938), (1480, 97601), (1528, 94535), (1910, 75628), (2044, 70670), (2072, 69715), (2555, 56536), (2590, 55772), (2674, 54020), (2701, 53480), (2920, 49469), (3820, 37814), (4088, 35335), (5110, 28268), (5180, 27886), (5348, 27010), (5402, 26740), (6685, 21608), (7067, 20440), (7640, 18907), (10220, 14134), (10360, 13943), (10696, 13505), (10804, 13370)]