154197560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31859}}^1$

素因数の和:31892

約数の個数: 48

約数和(自身を含む): 381364200

約数和(自身を除く): 227166640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 31859, 63718, 127436, 159295, 254872, 318590, 350449, 637180, 700898, 1274360, 1401796, 1752245, 2803592, 3504490, 3854939, 7008980, 7709878, 14017960, 15419756, 19274695, 30839512, 38549390, 77098780, 154197560]

約数ペア:

[(1, 154197560), (2, 77098780), (4, 38549390), (5, 30839512), (8, 19274695), (10, 15419756), (11, 14017960), (20, 7709878), (22, 7008980), (40, 3854939), (44, 3504490), (55, 2803592), (88, 1752245), (110, 1401796), (121, 1274360), (220, 700898), (242, 637180), (440, 350449), (484, 318590), (605, 254872), (968, 159295), (1210, 127436), (2420, 63718), (4840, 31859)]