154834960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{977}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 413294976

約数和(自身を除く): 258460016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 560, 566, 977, 1132, 1415, 1954, 1981, 2264, 2830, 3908, 3962, 4528, 4885, 5660, 6839, 7816, 7924, 9770, 9905, 11320, 13678, 15632, 15848, 19540, 19810, 22640, 27356, 31696, 34195, 39080, 39620, 54712, 68390, 78160, 79240, 109424, 136780, 158480, 273560, 276491, 547120, 552982, 1105964, 1382455, 1935437, 2211928, 2764910, 3870874, 4423856, 5529820, 7741748, 9677185, 11059640, 15483496, 19354370, 22119280, 30966992, 38708740, 77417480, 154834960]

約数ペア:

[(1, 154834960), (2, 77417480), (4, 38708740), (5, 30966992), (7, 22119280), (8, 19354370), (10, 15483496), (14, 11059640), (16, 9677185), (20, 7741748), (28, 5529820), (35, 4423856), (40, 3870874), (56, 2764910), (70, 2211928), (80, 1935437), (112, 1382455), (140, 1105964), (280, 552982), (283, 547120), (560, 276491), (566, 273560), (977, 158480), (1132, 136780), (1415, 109424), (1954, 79240), (1981, 78160), (2264, 68390), (2830, 54712), (3908, 39620), (3962, 39080), (4528, 34195), (4885, 31696), (5660, 27356), (6839, 22640), (7816, 19810), (7924, 19540), (9770, 15848), (9905, 15632), (11320, 13678)]