253811460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{604313}}^1$

素因数の和:604332

約数の個数: 48

約数和(自身を含む): 812198016

約数和(自身を除く): 558386556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 604313, 1208626, 1812939, 2417252, 3021565, 3625878, 4230191, 6043130, 7251756, 8460382, 9064695, 12086260, 12690573, 16920764, 18129390, 21150955, 25381146, 36258780, 42301910, 50762292, 63452865, 84603820, 126905730, 253811460]

約数ペア:

[(1, 253811460), (2, 126905730), (3, 84603820), (4, 63452865), (5, 50762292), (6, 42301910), (7, 36258780), (10, 25381146), (12, 21150955), (14, 18129390), (15, 16920764), (20, 12690573), (21, 12086260), (28, 9064695), (30, 8460382), (35, 7251756), (42, 6043130), (60, 4230191), (70, 3625878), (84, 3021565), (105, 2417252), (140, 1812939), (210, 1208626), (420, 604313)]