157211264

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2321

約数の個数: 64

約数和(自身を含む): 362630400

約数和(自身を除く): 205419136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 632, 896, 1106, 1264, 2212, 2221, 2528, 4424, 4442, 5056, 8848, 8884, 10112, 15547, 17696, 17768, 31094, 35392, 35536, 62188, 70784, 71072, 124376, 142144, 175459, 248752, 284288, 350918, 497504, 701836, 995008, 1228213, 1403672, 1990016, 2456426, 2807344, 4912852, 5614688, 9825704, 11229376, 19651408, 22458752, 39302816, 78605632, 157211264]

約数ペア:

[(1, 157211264), (2, 78605632), (4, 39302816), (7, 22458752), (8, 19651408), (14, 11229376), (16, 9825704), (28, 5614688), (32, 4912852), (56, 2807344), (64, 2456426), (79, 1990016), (112, 1403672), (128, 1228213), (158, 995008), (224, 701836), (316, 497504), (448, 350918), (553, 284288), (632, 248752), (896, 175459), (1106, 142144), (1264, 124376), (2212, 71072), (2221, 70784), (2528, 62188), (4424, 35536), (4442, 35392), (5056, 31094), (8848, 17768), (8884, 17696), (10112, 15547)]