39998640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 137491200

約数和(自身を除く): 97492560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 109, 110, 120, 132, 139, 165, 176, 218, 220, 240, 264, 278, 327, 330, 417, 436, 440, 528, 545, 556, 654, 660, 695, 834, 872, 880, 1090, 1112, 1199, 1308, 1320, 1390, 1529, 1635, 1668, 1744, 2085, 2180, 2224, 2398, 2616, 2640, 2780, 3058, 3270, 3336, 3597, 4170, 4360, 4587, 4796, 5232, 5560, 5995, 6116, 6540, 6672, 7194, 7645, 8340, 8720, 9174, 9592, 11120, 11990, 12232, 13080, 14388, 15151, 15290, 16680, 17985, 18348, 19184, 22935, 23980, 24464, 26160, 28776, 30302, 30580, 33360, 35970, 36696, 45453, 45870, 47960, 57552, 60604, 61160, 71940, 73392, 75755, 90906, 91740, 95920, 121208, 122320, 143880, 151510, 166661, 181812, 183480, 227265, 242416, 287760, 303020, 333322, 363624, 366960, 454530, 499983, 606040, 666644, 727248, 833305, 909060, 999966, 1212080, 1333288, 1666610, 1818120, 1999932, 2499915, 2666576, 3333220, 3636240, 3999864, 4999830, 6666440, 7999728, 9999660, 13332880, 19999320, 39998640]

約数ペア:

[(1, 39998640), (2, 19999320), (3, 13332880), (4, 9999660), (5, 7999728), (6, 6666440), (8, 4999830), (10, 3999864), (11, 3636240), (12, 3333220), (15, 2666576), (16, 2499915), (20, 1999932), (22, 1818120), (24, 1666610), (30, 1333288), (33, 1212080), (40, 999966), (44, 909060), (48, 833305), (55, 727248), (60, 666644), (66, 606040), (80, 499983), (88, 454530), (109, 366960), (110, 363624), (120, 333322), (132, 303020), (139, 287760), (165, 242416), (176, 227265), (218, 183480), (220, 181812), (240, 166661), (264, 151510), (278, 143880), (327, 122320), (330, 121208), (417, 95920), (436, 91740), (440, 90906), (528, 75755), (545, 73392), (556, 71940), (654, 61160), (660, 60604), (695, 57552), (834, 47960), (872, 45870), (880, 45453), (1090, 36696), (1112, 35970), (1199, 33360), (1308, 30580), (1320, 30302), (1390, 28776), (1529, 26160), (1635, 24464), (1668, 23980), (1744, 22935), (2085, 19184), (2180, 18348), (2224, 17985), (2398, 16680), (2616, 15290), (2640, 15151), (2780, 14388), (3058, 13080), (3270, 12232), (3336, 11990), (3597, 11120), (4170, 9592), (4360, 9174), (4587, 8720), (4796, 8340), (5232, 7645), (5560, 7194), (5995, 6672), (6116, 6540)]