258698568

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 660672000

約数和(自身を除く): 401973432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 149, 219, 292, 298, 438, 447, 584, 596, 876, 894, 991, 1192, 1752, 1788, 1982, 2973, 3576, 3964, 5946, 7928, 10877, 11892, 21754, 23784, 32631, 43508, 65262, 72343, 87016, 130524, 144686, 147659, 217029, 261048, 289372, 295318, 434058, 442977, 578744, 590636, 868116, 885954, 1181272, 1736232, 1771908, 3543816, 10779107, 21558214, 32337321, 43116428, 64674642, 86232856, 129349284, 258698568]

約数ペア:

[(1, 258698568), (2, 129349284), (3, 86232856), (4, 64674642), (6, 43116428), (8, 32337321), (12, 21558214), (24, 10779107), (73, 3543816), (146, 1771908), (149, 1736232), (219, 1181272), (292, 885954), (298, 868116), (438, 590636), (447, 578744), (584, 442977), (596, 434058), (876, 295318), (894, 289372), (991, 261048), (1192, 217029), (1752, 147659), (1788, 144686), (1982, 130524), (2973, 87016), (3576, 72343), (3964, 65262), (5946, 43508), (7928, 32631), (10877, 23784), (11892, 21754)]