18228510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 49008960

約数和(自身を除く): 30780450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 181, 270, 362, 373, 543, 746, 905, 1086, 1119, 1629, 1810, 1865, 2238, 2715, 3258, 3357, 3730, 4887, 5430, 5595, 6714, 8145, 9774, 10071, 11190, 16290, 16785, 20142, 24435, 33570, 48870, 50355, 67513, 100710, 135026, 202539, 337565, 405078, 607617, 675130, 1012695, 1215234, 1822851, 2025390, 3038085, 3645702, 6076170, 9114255, 18228510]

約数ペア:

[(1, 18228510), (2, 9114255), (3, 6076170), (5, 3645702), (6, 3038085), (9, 2025390), (10, 1822851), (15, 1215234), (18, 1012695), (27, 675130), (30, 607617), (45, 405078), (54, 337565), (90, 202539), (135, 135026), (181, 100710), (270, 67513), (362, 50355), (373, 48870), (543, 33570), (746, 24435), (905, 20142), (1086, 16785), (1119, 16290), (1629, 11190), (1810, 10071), (1865, 9774), (2238, 8145), (2715, 6714), (3258, 5595), (3357, 5430), (3730, 4887)]