64605720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5227}}^1$

素因数の和:5344

約数の個数: 64

約数和(自身を含む): 195736320

約数和(自身を除く): 131130600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 5227, 6180, 10454, 12360, 15681, 20908, 26135, 31362, 41816, 52270, 62724, 78405, 104540, 125448, 156810, 209080, 313620, 538381, 627240, 1076762, 1615143, 2153524, 2691905, 3230286, 4307048, 5383810, 6460572, 8075715, 10767620, 12921144, 16151430, 21535240, 32302860, 64605720]

約数ペア:

[(1, 64605720), (2, 32302860), (3, 21535240), (4, 16151430), (5, 12921144), (6, 10767620), (8, 8075715), (10, 6460572), (12, 5383810), (15, 4307048), (20, 3230286), (24, 2691905), (30, 2153524), (40, 1615143), (60, 1076762), (103, 627240), (120, 538381), (206, 313620), (309, 209080), (412, 156810), (515, 125448), (618, 104540), (824, 78405), (1030, 62724), (1236, 52270), (1545, 41816), (2060, 31362), (2472, 26135), (3090, 20908), (4120, 15681), (5227, 12360), (6180, 10454)]