2012912986740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1\times {\mathrm{449333}}^1$

素因数の和:449921

約数の個数: 96

約数和(自身を含む): 5679725546880

約数和(自身を除く): 3666812560140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 379, 394, 591, 758, 788, 985, 1137, 1182, 1516, 1895, 1970, 2274, 2364, 2955, 3790, 3940, 4548, 5685, 5910, 7580, 11370, 11820, 22740, 74663, 149326, 223989, 298652, 373315, 447978, 449333, 746630, 895956, 898666, 1119945, 1347999, 1493260, 1797332, 2239890, 2246665, 2695998, 4479780, 4493330, 5391996, 6739995, 8986660, 13479990, 26959980, 88518601, 170297207, 177037202, 265555803, 340594414, 354074404, 442593005, 510891621, 531111606, 681188828, 851486035, 885186010, 1021783242, 1062223212, 1327779015, 1702972070, 1770372020, 2043566484, 2554458105, 2655558030, 3405944140, 5108916210, 5311116060, 10217832420, 33548549779, 67097099558, 100645649337, 134194199116, 167742748895, 201291298674, 335485497790, 402582597348, 503228246685, 670970995580, 1006456493370, 2012912986740]

約数ペア:

[(1, 2012912986740), (2, 1006456493370), (3, 670970995580), (4, 503228246685), (5, 402582597348), (6, 335485497790), (10, 201291298674), (12, 167742748895), (15, 134194199116), (20, 100645649337), (30, 67097099558), (60, 33548549779), (197, 10217832420), (379, 5311116060), (394, 5108916210), (591, 3405944140), (758, 2655558030), (788, 2554458105), (985, 2043566484), (1137, 1770372020), (1182, 1702972070), (1516, 1327779015), (1895, 1062223212), (1970, 1021783242), (2274, 885186010), (2364, 851486035), (2955, 681188828), (3790, 531111606), (3940, 510891621), (4548, 442593005), (5685, 354074404), (5910, 340594414), (7580, 265555803), (11370, 177037202), (11820, 170297207), (22740, 88518601), (74663, 26959980), (149326, 13479990), (223989, 8986660), (298652, 6739995), (373315, 5391996), (447978, 4493330), (449333, 4479780), (746630, 2695998), (895956, 2246665), (898666, 2239890), (1119945, 1797332), (1347999, 1493260)]