491971980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1327}}^1$

素因数の和:1543

約数の個数: 96

約数和(自身を含む): 1424295936

約数和(自身を除く): 932323956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 167, 185, 222, 334, 370, 444, 501, 555, 668, 740, 835, 1002, 1110, 1327, 1670, 2004, 2220, 2505, 2654, 3340, 3981, 5010, 5308, 6179, 6635, 7962, 10020, 12358, 13270, 15924, 18537, 19905, 24716, 26540, 30895, 37074, 39810, 49099, 61790, 74148, 79620, 92685, 98198, 123580, 147297, 185370, 196396, 221609, 245495, 294594, 370740, 443218, 490990, 589188, 664827, 736485, 886436, 981980, 1108045, 1329654, 1472970, 2216090, 2659308, 2945940, 3324135, 4432180, 6648270, 8199533, 13296540, 16399066, 24598599, 32798132, 40997665, 49197198, 81995330, 98394396, 122992995, 163990660, 245985990, 491971980]

約数ペア:

[(1, 491971980), (2, 245985990), (3, 163990660), (4, 122992995), (5, 98394396), (6, 81995330), (10, 49197198), (12, 40997665), (15, 32798132), (20, 24598599), (30, 16399066), (37, 13296540), (60, 8199533), (74, 6648270), (111, 4432180), (148, 3324135), (167, 2945940), (185, 2659308), (222, 2216090), (334, 1472970), (370, 1329654), (444, 1108045), (501, 981980), (555, 886436), (668, 736485), (740, 664827), (835, 589188), (1002, 490990), (1110, 443218), (1327, 370740), (1670, 294594), (2004, 245495), (2220, 221609), (2505, 196396), (2654, 185370), (3340, 147297), (3981, 123580), (5010, 98198), (5308, 92685), (6179, 79620), (6635, 74148), (7962, 61790), (10020, 49099), (12358, 39810), (13270, 37074), (15924, 30895), (18537, 26540), (19905, 24716)]