140998880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7283}}^1$

素因数の和:7320

約数の個数: 72

約数和(自身を含む): 366195816

約数和(自身を除く): 225196936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 7283, 9680, 14566, 19360, 29132, 36415, 58264, 72830, 80113, 116528, 145660, 160226, 233056, 291320, 320452, 400565, 582640, 640904, 801130, 881243, 1165280, 1281808, 1602260, 1762486, 2563616, 3204520, 3524972, 4406215, 6409040, 7049944, 8812430, 12818080, 14099888, 17624860, 28199776, 35249720, 70499440, 140998880]

約数ペア:

[(1, 140998880), (2, 70499440), (4, 35249720), (5, 28199776), (8, 17624860), (10, 14099888), (11, 12818080), (16, 8812430), (20, 7049944), (22, 6409040), (32, 4406215), (40, 3524972), (44, 3204520), (55, 2563616), (80, 1762486), (88, 1602260), (110, 1281808), (121, 1165280), (160, 881243), (176, 801130), (220, 640904), (242, 582640), (352, 400565), (440, 320452), (484, 291320), (605, 233056), (880, 160226), (968, 145660), (1210, 116528), (1760, 80113), (1936, 72830), (2420, 58264), (3872, 36415), (4840, 29132), (7283, 19360), (9680, 14566)]