30385520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 80546928

約数和(自身を除く): 50161408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 73, 80, 86, 88, 110, 121, 146, 172, 176, 215, 220, 242, 292, 344, 365, 430, 440, 473, 484, 584, 605, 688, 730, 803, 860, 880, 946, 968, 1168, 1210, 1460, 1606, 1720, 1892, 1936, 2365, 2420, 2920, 3139, 3212, 3440, 3784, 4015, 4730, 4840, 5203, 5840, 6278, 6424, 7568, 8030, 8833, 9460, 9680, 10406, 12556, 12848, 15695, 16060, 17666, 18920, 20812, 25112, 26015, 31390, 32120, 34529, 35332, 37840, 41624, 44165, 50224, 52030, 62780, 64240, 69058, 70664, 83248, 88330, 104060, 125560, 138116, 141328, 172645, 176660, 208120, 251120, 276232, 345290, 353320, 379819, 416240, 552464, 690580, 706640, 759638, 1381160, 1519276, 1899095, 2762320, 3038552, 3798190, 6077104, 7596380, 15192760, 30385520]

約数ペア:

[(1, 30385520), (2, 15192760), (4, 7596380), (5, 6077104), (8, 3798190), (10, 3038552), (11, 2762320), (16, 1899095), (20, 1519276), (22, 1381160), (40, 759638), (43, 706640), (44, 690580), (55, 552464), (73, 416240), (80, 379819), (86, 353320), (88, 345290), (110, 276232), (121, 251120), (146, 208120), (172, 176660), (176, 172645), (215, 141328), (220, 138116), (242, 125560), (292, 104060), (344, 88330), (365, 83248), (430, 70664), (440, 69058), (473, 64240), (484, 62780), (584, 52030), (605, 50224), (688, 44165), (730, 41624), (803, 37840), (860, 35332), (880, 34529), (946, 32120), (968, 31390), (1168, 26015), (1210, 25112), (1460, 20812), (1606, 18920), (1720, 17666), (1892, 16060), (1936, 15695), (2365, 12848), (2420, 12556), (2920, 10406), (3139, 9680), (3212, 9460), (3440, 8833), (3784, 8030), (4015, 7568), (4730, 6424), (4840, 6278), (5203, 5840)]