254610

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 64

約数和(自身を含む): 725760

約数和(自身を除く): 471150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 41, 45, 46, 54, 69, 82, 90, 115, 123, 135, 138, 205, 207, 230, 246, 270, 345, 369, 410, 414, 615, 621, 690, 738, 943, 1035, 1107, 1230, 1242, 1845, 1886, 2070, 2214, 2829, 3105, 3690, 4715, 5535, 5658, 6210, 8487, 9430, 11070, 14145, 16974, 25461, 28290, 42435, 50922, 84870, 127305, 254610]

約数ペア:

[(1, 254610), (2, 127305), (3, 84870), (5, 50922), (6, 42435), (9, 28290), (10, 25461), (15, 16974), (18, 14145), (23, 11070), (27, 9430), (30, 8487), (41, 6210), (45, 5658), (46, 5535), (54, 4715), (69, 3690), (82, 3105), (90, 2829), (115, 2214), (123, 2070), (135, 1886), (138, 1845), (205, 1242), (207, 1230), (230, 1107), (246, 1035), (270, 943), (345, 738), (369, 690), (410, 621), (414, 615)]