149720072

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 285120000

約数和(自身を除く): 135399928

約数列:

[1, 2, 4, 8, 89, 178, 356, 439, 479, 712, 878, 958, 1756, 1916, 3512, 3832, 39071, 42631, 78142, 85262, 156284, 170524, 210281, 312568, 341048, 420562, 841124, 1682248, 18715009, 37430018, 74860036, 149720072]

約数ペア:

[(1, 149720072), (2, 74860036), (4, 37430018), (8, 18715009), (89, 1682248), (178, 841124), (356, 420562), (439, 341048), (479, 312568), (712, 210281), (878, 170524), (958, 156284), (1756, 85262), (1916, 78142), (3512, 42631), (3832, 39071)]