280804446

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{5021}}^1$

素因数の和:5281

約数の個数: 48

約数和(自身を含む): 658082880

約数和(自身を除く): 377278434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 239, 478, 717, 1434, 2151, 3107, 4302, 5021, 6214, 9321, 10042, 15063, 18642, 27963, 30126, 45189, 55926, 65273, 90378, 130546, 195819, 391638, 587457, 1174914, 1200019, 2400038, 3600057, 7200114, 10800171, 15600247, 21600342, 31200494, 46800741, 93601482, 140402223, 280804446]

約数ペア:

[(1, 280804446), (2, 140402223), (3, 93601482), (6, 46800741), (9, 31200494), (13, 21600342), (18, 15600247), (26, 10800171), (39, 7200114), (78, 3600057), (117, 2400038), (234, 1200019), (239, 1174914), (478, 587457), (717, 391638), (1434, 195819), (2151, 130546), (3107, 90378), (4302, 65273), (5021, 55926), (6214, 45189), (9321, 30126), (10042, 27963), (15063, 18642)]