263246520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115459}}^1$

素因数の和:115492

約数の個数: 64

約数和(自身を含む): 831312000

約数和(自身を除く): 568065480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 115459, 230918, 346377, 461836, 577295, 692754, 923672, 1154590, 1385508, 1731885, 2193721, 2309180, 2771016, 3463770, 4387442, 4618360, 6581163, 6927540, 8774884, 10968605, 13162326, 13855080, 17549768, 21937210, 26324652, 32905815, 43874420, 52649304, 65811630, 87748840, 131623260, 263246520]

約数ペア:

[(1, 263246520), (2, 131623260), (3, 87748840), (4, 65811630), (5, 52649304), (6, 43874420), (8, 32905815), (10, 26324652), (12, 21937210), (15, 17549768), (19, 13855080), (20, 13162326), (24, 10968605), (30, 8774884), (38, 6927540), (40, 6581163), (57, 4618360), (60, 4387442), (76, 3463770), (95, 2771016), (114, 2309180), (120, 2193721), (152, 1731885), (190, 1385508), (228, 1154590), (285, 923672), (380, 692754), (456, 577295), (570, 461836), (760, 346377), (1140, 230918), (2280, 115459)]