561218080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:602

約数の個数: 96

約数和(自身を含む): 1358622720

約数和(自身を除く): 797404640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 127, 142, 160, 254, 284, 355, 389, 508, 568, 635, 710, 778, 1016, 1136, 1270, 1420, 1556, 1945, 2032, 2272, 2540, 2840, 3112, 3890, 4064, 5080, 5680, 6224, 7780, 9017, 10160, 11360, 12448, 15560, 18034, 20320, 27619, 31120, 36068, 45085, 49403, 55238, 62240, 72136, 90170, 98806, 110476, 138095, 144272, 180340, 197612, 220952, 247015, 276190, 288544, 360680, 395224, 441904, 494030, 552380, 721360, 790448, 883808, 988060, 1104760, 1442720, 1580896, 1976120, 2209520, 3507613, 3952240, 4419040, 7015226, 7904480, 14030452, 17538065, 28060904, 35076130, 56121808, 70152260, 112243616, 140304520, 280609040, 561218080]

約数ペア:

[(1, 561218080), (2, 280609040), (4, 140304520), (5, 112243616), (8, 70152260), (10, 56121808), (16, 35076130), (20, 28060904), (32, 17538065), (40, 14030452), (71, 7904480), (80, 7015226), (127, 4419040), (142, 3952240), (160, 3507613), (254, 2209520), (284, 1976120), (355, 1580896), (389, 1442720), (508, 1104760), (568, 988060), (635, 883808), (710, 790448), (778, 721360), (1016, 552380), (1136, 494030), (1270, 441904), (1420, 395224), (1556, 360680), (1945, 288544), (2032, 276190), (2272, 247015), (2540, 220952), (2840, 197612), (3112, 180340), (3890, 144272), (4064, 138095), (5080, 110476), (5680, 98806), (6224, 90170), (7780, 72136), (9017, 62240), (10160, 55238), (11360, 49403), (12448, 45085), (15560, 36068), (18034, 31120), (20320, 27619)]