166778920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 472055040

約数和(自身を除く): 305276120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 173, 220, 280, 308, 313, 346, 385, 440, 616, 626, 692, 770, 865, 1211, 1252, 1384, 1540, 1565, 1730, 1903, 2191, 2422, 2504, 3080, 3130, 3443, 3460, 3806, 4382, 4844, 6055, 6260, 6886, 6920, 7612, 8764, 9515, 9688, 10955, 12110, 12520, 13321, 13772, 15224, 17215, 17528, 19030, 21910, 24101, 24220, 26642, 27544, 34430, 38060, 43820, 48202, 48440, 53284, 54149, 66605, 68860, 76120, 87640, 96404, 106568, 108298, 120505, 133210, 137720, 192808, 216596, 241010, 266420, 270745, 379043, 433192, 482020, 532840, 541490, 595639, 758086, 964040, 1082980, 1191278, 1516172, 1895215, 2165960, 2382556, 2978195, 3032344, 3790430, 4169473, 4765112, 5956390, 7580860, 8338946, 11912780, 15161720, 16677892, 20847365, 23825560, 33355784, 41694730, 83389460, 166778920]

約数ペア:

[(1, 166778920), (2, 83389460), (4, 41694730), (5, 33355784), (7, 23825560), (8, 20847365), (10, 16677892), (11, 15161720), (14, 11912780), (20, 8338946), (22, 7580860), (28, 5956390), (35, 4765112), (40, 4169473), (44, 3790430), (55, 3032344), (56, 2978195), (70, 2382556), (77, 2165960), (88, 1895215), (110, 1516172), (140, 1191278), (154, 1082980), (173, 964040), (220, 758086), (280, 595639), (308, 541490), (313, 532840), (346, 482020), (385, 433192), (440, 379043), (616, 270745), (626, 266420), (692, 241010), (770, 216596), (865, 192808), (1211, 137720), (1252, 133210), (1384, 120505), (1540, 108298), (1565, 106568), (1730, 96404), (1903, 87640), (2191, 76120), (2422, 68860), (2504, 66605), (3080, 54149), (3130, 53284), (3443, 48440), (3460, 48202), (3806, 43820), (4382, 38060), (4844, 34430), (6055, 27544), (6260, 26642), (6886, 24220), (6920, 24101), (7612, 21910), (8764, 19030), (9515, 17528), (9688, 17215), (10955, 15224), (12110, 13772), (12520, 13321)]