90333320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 256435200

約数和(自身を除く): 166101880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 139, 140, 154, 211, 220, 278, 280, 308, 385, 422, 440, 556, 616, 695, 770, 844, 973, 1055, 1112, 1390, 1477, 1529, 1540, 1688, 1946, 2110, 2321, 2780, 2954, 3058, 3080, 3892, 4220, 4642, 4865, 5560, 5908, 6116, 7385, 7645, 7784, 8440, 9284, 9730, 10703, 11605, 11816, 12232, 14770, 15290, 16247, 18568, 19460, 21406, 23210, 29329, 29540, 30580, 32494, 38920, 42812, 46420, 53515, 58658, 59080, 61160, 64988, 81235, 85624, 92840, 107030, 117316, 129976, 146645, 162470, 205303, 214060, 234632, 293290, 322619, 324940, 410606, 428120, 586580, 645238, 649880, 821212, 1026515, 1173160, 1290476, 1613095, 1642424, 2053030, 2258333, 2580952, 3226190, 4106060, 4516666, 6452380, 8212120, 9033332, 11291665, 12904760, 18066664, 22583330, 45166660, 90333320]

約数ペア:

[(1, 90333320), (2, 45166660), (4, 22583330), (5, 18066664), (7, 12904760), (8, 11291665), (10, 9033332), (11, 8212120), (14, 6452380), (20, 4516666), (22, 4106060), (28, 3226190), (35, 2580952), (40, 2258333), (44, 2053030), (55, 1642424), (56, 1613095), (70, 1290476), (77, 1173160), (88, 1026515), (110, 821212), (139, 649880), (140, 645238), (154, 586580), (211, 428120), (220, 410606), (278, 324940), (280, 322619), (308, 293290), (385, 234632), (422, 214060), (440, 205303), (556, 162470), (616, 146645), (695, 129976), (770, 117316), (844, 107030), (973, 92840), (1055, 85624), (1112, 81235), (1390, 64988), (1477, 61160), (1529, 59080), (1540, 58658), (1688, 53515), (1946, 46420), (2110, 42812), (2321, 38920), (2780, 32494), (2954, 30580), (3058, 29540), (3080, 29329), (3892, 23210), (4220, 21406), (4642, 19460), (4865, 18568), (5560, 16247), (5908, 15290), (6116, 14770), (7385, 12232), (7645, 11816), (7784, 11605), (8440, 10703), (9284, 9730)]