239848740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 748500480

約数和(自身を除く): 508651740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 101, 158, 167, 180, 202, 237, 303, 316, 334, 395, 404, 474, 501, 505, 606, 668, 711, 790, 835, 909, 948, 1002, 1010, 1185, 1212, 1422, 1503, 1515, 1580, 1670, 1818, 2004, 2020, 2370, 2505, 2844, 3006, 3030, 3340, 3555, 3636, 4545, 4740, 5010, 6012, 6060, 7110, 7515, 7979, 9090, 10020, 13193, 14220, 15030, 15958, 16867, 18180, 23937, 26386, 30060, 31916, 33734, 39579, 39895, 47874, 50601, 52772, 65965, 67468, 71811, 79158, 79790, 84335, 95748, 101202, 118737, 119685, 131930, 143622, 151803, 158316, 159580, 168670, 197895, 202404, 237474, 239370, 253005, 263860, 287244, 303606, 337340, 359055, 395790, 474948, 478740, 506010, 593685, 607212, 718110, 759015, 791580, 1012020, 1187370, 1332493, 1436220, 1518030, 2374740, 2664986, 3036060, 3997479, 5329972, 6662465, 7994958, 11992437, 13324930, 15989916, 19987395, 23984874, 26649860, 39974790, 47969748, 59962185, 79949580, 119924370, 239848740]

約数ペア:

[(1, 239848740), (2, 119924370), (3, 79949580), (4, 59962185), (5, 47969748), (6, 39974790), (9, 26649860), (10, 23984874), (12, 19987395), (15, 15989916), (18, 13324930), (20, 11992437), (30, 7994958), (36, 6662465), (45, 5329972), (60, 3997479), (79, 3036060), (90, 2664986), (101, 2374740), (158, 1518030), (167, 1436220), (180, 1332493), (202, 1187370), (237, 1012020), (303, 791580), (316, 759015), (334, 718110), (395, 607212), (404, 593685), (474, 506010), (501, 478740), (505, 474948), (606, 395790), (668, 359055), (711, 337340), (790, 303606), (835, 287244), (909, 263860), (948, 253005), (1002, 239370), (1010, 237474), (1185, 202404), (1212, 197895), (1422, 168670), (1503, 159580), (1515, 158316), (1580, 151803), (1670, 143622), (1818, 131930), (2004, 119685), (2020, 118737), (2370, 101202), (2505, 95748), (2844, 84335), (3006, 79790), (3030, 79158), (3340, 71811), (3555, 67468), (3636, 65965), (4545, 52772), (4740, 50601), (5010, 47874), (6012, 39895), (6060, 39579), (7110, 33734), (7515, 31916), (7979, 30060), (9090, 26386), (10020, 23937), (13193, 18180), (14220, 16867), (15030, 15958)]