30711957220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{6221}}^1$

素因数の和:6613

約数の個数: 96

約数和(自身を含む): 74508698880

約数和(自身を除く): 43796741660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 197, 358, 394, 716, 788, 895, 985, 1253, 1379, 1790, 1970, 2506, 2758, 3580, 3940, 5012, 5516, 6221, 6265, 6895, 12442, 12530, 13790, 24884, 25060, 27580, 31105, 35263, 43547, 62210, 70526, 87094, 124420, 141052, 174188, 176315, 217735, 246841, 352630, 435470, 493682, 705260, 870940, 987364, 1113559, 1225537, 1234205, 2227118, 2451074, 2468410, 4454236, 4902148, 4936820, 5567795, 6127685, 7794913, 8578759, 11135590, 12255370, 15589826, 17157518, 22271180, 24510740, 31179652, 34315036, 38974565, 42893795, 77949130, 85787590, 155898260, 171575180, 219371123, 438742246, 877484492, 1096855615, 1535597861, 2193711230, 3071195722, 4387422460, 6142391444, 7677989305, 15355978610, 30711957220]

約数ペア:

[(1, 30711957220), (2, 15355978610), (4, 7677989305), (5, 6142391444), (7, 4387422460), (10, 3071195722), (14, 2193711230), (20, 1535597861), (28, 1096855615), (35, 877484492), (70, 438742246), (140, 219371123), (179, 171575180), (197, 155898260), (358, 85787590), (394, 77949130), (716, 42893795), (788, 38974565), (895, 34315036), (985, 31179652), (1253, 24510740), (1379, 22271180), (1790, 17157518), (1970, 15589826), (2506, 12255370), (2758, 11135590), (3580, 8578759), (3940, 7794913), (5012, 6127685), (5516, 5567795), (6221, 4936820), (6265, 4902148), (6895, 4454236), (12442, 2468410), (12530, 2451074), (13790, 2227118), (24884, 1234205), (25060, 1225537), (27580, 1113559), (31105, 987364), (35263, 870940), (43547, 705260), (62210, 493682), (70526, 435470), (87094, 352630), (124420, 246841), (141052, 217735), (174188, 176315)]