78448480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 213346224

約数和(自身を除く): 134897744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 53, 55, 58, 80, 88, 106, 110, 116, 145, 160, 176, 212, 220, 232, 265, 290, 319, 352, 424, 440, 464, 530, 580, 583, 638, 841, 848, 880, 928, 1060, 1160, 1166, 1276, 1537, 1595, 1682, 1696, 1760, 2120, 2320, 2332, 2552, 2915, 3074, 3190, 3364, 4205, 4240, 4640, 4664, 5104, 5830, 6148, 6380, 6728, 7685, 8410, 8480, 9251, 9328, 10208, 11660, 12296, 12760, 13456, 15370, 16820, 16907, 18502, 18656, 23320, 24592, 25520, 26912, 30740, 33640, 33814, 37004, 44573, 46255, 46640, 49184, 51040, 61480, 67280, 67628, 74008, 84535, 89146, 92510, 93280, 122960, 134560, 135256, 148016, 169070, 178292, 185020, 222865, 245920, 270512, 296032, 338140, 356584, 370040, 445730, 490303, 541024, 676280, 713168, 740080, 891460, 980606, 1352560, 1426336, 1480160, 1782920, 1961212, 2451515, 2705120, 3565840, 3922424, 4903030, 7131680, 7844848, 9806060, 15689696, 19612120, 39224240, 78448480]

約数ペア:

[(1, 78448480), (2, 39224240), (4, 19612120), (5, 15689696), (8, 9806060), (10, 7844848), (11, 7131680), (16, 4903030), (20, 3922424), (22, 3565840), (29, 2705120), (32, 2451515), (40, 1961212), (44, 1782920), (53, 1480160), (55, 1426336), (58, 1352560), (80, 980606), (88, 891460), (106, 740080), (110, 713168), (116, 676280), (145, 541024), (160, 490303), (176, 445730), (212, 370040), (220, 356584), (232, 338140), (265, 296032), (290, 270512), (319, 245920), (352, 222865), (424, 185020), (440, 178292), (464, 169070), (530, 148016), (580, 135256), (583, 134560), (638, 122960), (841, 93280), (848, 92510), (880, 89146), (928, 84535), (1060, 74008), (1160, 67628), (1166, 67280), (1276, 61480), (1537, 51040), (1595, 49184), (1682, 46640), (1696, 46255), (1760, 44573), (2120, 37004), (2320, 33814), (2332, 33640), (2552, 30740), (2915, 26912), (3074, 25520), (3190, 24592), (3364, 23320), (4205, 18656), (4240, 18502), (4640, 16907), (4664, 16820), (5104, 15370), (5830, 13456), (6148, 12760), (6380, 12296), (6728, 11660), (7685, 10208), (8410, 9328), (8480, 9251)]