161814456

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{12281}}^1$

素因数の和:12357

約数の個数: 64

約数和(自身を含む): 456890400

約数和(自身を除く): 295075944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1647, 2196, 3294, 4392, 6588, 12281, 13176, 24562, 36843, 49124, 73686, 98248, 110529, 147372, 221058, 294744, 331587, 442116, 663174, 749141, 884232, 1326348, 1498282, 2247423, 2652696, 2996564, 4494846, 5993128, 6742269, 8989692, 13484538, 17979384, 20226807, 26969076, 40453614, 53938152, 80907228, 161814456]

約数ペア:

[(1, 161814456), (2, 80907228), (3, 53938152), (4, 40453614), (6, 26969076), (8, 20226807), (9, 17979384), (12, 13484538), (18, 8989692), (24, 6742269), (27, 5993128), (36, 4494846), (54, 2996564), (61, 2652696), (72, 2247423), (108, 1498282), (122, 1326348), (183, 884232), (216, 749141), (244, 663174), (366, 442116), (488, 331587), (549, 294744), (732, 221058), (1098, 147372), (1464, 110529), (1647, 98248), (2196, 73686), (3294, 49124), (4392, 36843), (6588, 24562), (12281, 13176)]