613481280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{639043}}^1$

素因数の和:639063

約数の個数: 56

約数和(自身を含む): 1947806112

約数和(自身を除く): 1334324832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 639043, 1278086, 1917129, 2556172, 3195215, 3834258, 5112344, 6390430, 7668516, 9585645, 10224688, 12780860, 15337032, 19171290, 20449376, 25561720, 30674064, 38342580, 40898752, 51123440, 61348128, 76685160, 102246880, 122696256, 153370320, 204493760, 306740640, 613481280]

約数ペア:

[(1, 613481280), (2, 306740640), (3, 204493760), (4, 153370320), (5, 122696256), (6, 102246880), (8, 76685160), (10, 61348128), (12, 51123440), (15, 40898752), (16, 38342580), (20, 30674064), (24, 25561720), (30, 20449376), (32, 19171290), (40, 15337032), (48, 12780860), (60, 10224688), (64, 9585645), (80, 7668516), (96, 6390430), (120, 5112344), (160, 3834258), (192, 3195215), (240, 2556172), (320, 1917129), (480, 1278086), (960, 639043)]