408306800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1407

約数の個数: 120

約数和(自身を含む): 1086037632

約数和(自身を除く): 677730832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 71, 80, 88, 100, 110, 142, 176, 200, 220, 275, 284, 355, 400, 440, 550, 568, 710, 781, 880, 1100, 1136, 1307, 1420, 1562, 1775, 2200, 2614, 2840, 3124, 3550, 3905, 4400, 5228, 5680, 6248, 6535, 7100, 7810, 10456, 12496, 13070, 14200, 14377, 15620, 19525, 20912, 26140, 28400, 28754, 31240, 32675, 39050, 52280, 57508, 62480, 65350, 71885, 78100, 92797, 104560, 115016, 130700, 143770, 156200, 185594, 230032, 261400, 287540, 312400, 359425, 371188, 463985, 522800, 575080, 718850, 742376, 927970, 1020767, 1150160, 1437700, 1484752, 1855940, 2041534, 2319925, 2875400, 3711880, 4083068, 4639850, 5103835, 5750800, 7423760, 8166136, 9279700, 10207670, 16332272, 18559400, 20415340, 25519175, 37118800, 40830680, 51038350, 81661360, 102076700, 204153400, 408306800]

約数ペア:

[(1, 408306800), (2, 204153400), (4, 102076700), (5, 81661360), (8, 51038350), (10, 40830680), (11, 37118800), (16, 25519175), (20, 20415340), (22, 18559400), (25, 16332272), (40, 10207670), (44, 9279700), (50, 8166136), (55, 7423760), (71, 5750800), (80, 5103835), (88, 4639850), (100, 4083068), (110, 3711880), (142, 2875400), (176, 2319925), (200, 2041534), (220, 1855940), (275, 1484752), (284, 1437700), (355, 1150160), (400, 1020767), (440, 927970), (550, 742376), (568, 718850), (710, 575080), (781, 522800), (880, 463985), (1100, 371188), (1136, 359425), (1307, 312400), (1420, 287540), (1562, 261400), (1775, 230032), (2200, 185594), (2614, 156200), (2840, 143770), (3124, 130700), (3550, 115016), (3905, 104560), (4400, 92797), (5228, 78100), (5680, 71885), (6248, 65350), (6535, 62480), (7100, 57508), (7810, 52280), (10456, 39050), (12496, 32675), (13070, 31240), (14200, 28754), (14377, 28400), (15620, 26140), (19525, 20912)]