105004740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^2$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 300065472

約数和(自身を除く): 195060732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 157, 213, 284, 314, 355, 426, 471, 628, 710, 785, 852, 942, 1065, 1420, 1570, 1884, 2130, 2355, 3140, 4260, 4710, 9420, 11147, 22294, 24649, 33441, 44588, 49298, 55735, 66882, 73947, 98596, 111470, 123245, 133764, 147894, 167205, 222940, 246490, 295788, 334410, 369735, 492980, 668820, 739470, 1478940, 1750079, 3500158, 5250237, 7000316, 8750395, 10500474, 17500790, 21000948, 26251185, 35001580, 52502370, 105004740]

約数ペア:

[(1, 105004740), (2, 52502370), (3, 35001580), (4, 26251185), (5, 21000948), (6, 17500790), (10, 10500474), (12, 8750395), (15, 7000316), (20, 5250237), (30, 3500158), (60, 1750079), (71, 1478940), (142, 739470), (157, 668820), (213, 492980), (284, 369735), (314, 334410), (355, 295788), (426, 246490), (471, 222940), (628, 167205), (710, 147894), (785, 133764), (852, 123245), (942, 111470), (1065, 98596), (1420, 73947), (1570, 66882), (1884, 55735), (2130, 49298), (2355, 44588), (3140, 33441), (4260, 24649), (4710, 22294), (9420, 11147)]