205222914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1560

約数の個数: 96

約数和(自身を含む): 520665600

約数和(自身を除く): 315442686

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 403, 494, 558, 589, 741, 806, 1178, 1209, 1482, 1489, 1767, 2223, 2418, 2978, 3534, 3627, 4446, 4467, 5301, 7254, 7657, 8934, 10602, 13401, 15314, 19357, 22971, 26802, 28291, 38714, 45942, 46159, 56582, 58071, 68913, 84873, 92318, 116142, 137826, 138477, 169746, 174213, 254619, 276954, 348426, 367783, 415431, 509238, 600067, 735566, 830862, 877021, 1103349, 1200134, 1754042, 1800201, 2206698, 2631063, 3310047, 3600402, 5262126, 5400603, 6620094, 7893189, 10801206, 11401273, 15786378, 22802546, 34203819, 68407638, 102611457, 205222914]

約数ペア:

[(1, 205222914), (2, 102611457), (3, 68407638), (6, 34203819), (9, 22802546), (13, 15786378), (18, 11401273), (19, 10801206), (26, 7893189), (31, 6620094), (38, 5400603), (39, 5262126), (57, 3600402), (62, 3310047), (78, 2631063), (93, 2206698), (114, 1800201), (117, 1754042), (171, 1200134), (186, 1103349), (234, 877021), (247, 830862), (279, 735566), (342, 600067), (403, 509238), (494, 415431), (558, 367783), (589, 348426), (741, 276954), (806, 254619), (1178, 174213), (1209, 169746), (1482, 138477), (1489, 137826), (1767, 116142), (2223, 92318), (2418, 84873), (2978, 68913), (3534, 58071), (3627, 56582), (4446, 46159), (4467, 45942), (5301, 38714), (7254, 28291), (7657, 26802), (8934, 22971), (10602, 19357), (13401, 15314)]