72381420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1061}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 220343760

約数和(自身を除く): 147962340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1061, 1137, 1516, 1895, 2122, 2274, 3183, 3411, 3790, 4244, 4548, 5305, 5685, 6366, 6822, 7580, 9549, 10610, 11370, 12732, 13644, 15915, 17055, 19098, 21220, 22740, 31830, 34110, 38196, 47745, 63660, 68220, 95490, 190980, 402119, 804238, 1206357, 1608476, 2010595, 2412714, 3619071, 4021190, 4825428, 6031785, 7238142, 8042380, 12063570, 14476284, 18095355, 24127140, 36190710, 72381420]

約数ペア:

[(1, 72381420), (2, 36190710), (3, 24127140), (4, 18095355), (5, 14476284), (6, 12063570), (9, 8042380), (10, 7238142), (12, 6031785), (15, 4825428), (18, 4021190), (20, 3619071), (30, 2412714), (36, 2010595), (45, 1608476), (60, 1206357), (90, 804238), (180, 402119), (379, 190980), (758, 95490), (1061, 68220), (1137, 63660), (1516, 47745), (1895, 38196), (2122, 34110), (2274, 31830), (3183, 22740), (3411, 21220), (3790, 19098), (4244, 17055), (4548, 15915), (5305, 13644), (5685, 12732), (6366, 11370), (6822, 10610), (7580, 9549)]