81640170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4513}}^1$

素因数の和:4596

約数の個数: 64

約数和(自身を含む): 221005440

約数和(自身を除く): 139365270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 67, 90, 134, 135, 201, 270, 335, 402, 603, 670, 1005, 1206, 1809, 2010, 3015, 3618, 4513, 6030, 9026, 9045, 13539, 18090, 22565, 27078, 40617, 45130, 67695, 81234, 121851, 135390, 203085, 243702, 302371, 406170, 604742, 609255, 907113, 1218510, 1511855, 1814226, 2721339, 3023710, 4535565, 5442678, 8164017, 9071130, 13606695, 16328034, 27213390, 40820085, 81640170]

約数ペア:

[(1, 81640170), (2, 40820085), (3, 27213390), (5, 16328034), (6, 13606695), (9, 9071130), (10, 8164017), (15, 5442678), (18, 4535565), (27, 3023710), (30, 2721339), (45, 1814226), (54, 1511855), (67, 1218510), (90, 907113), (134, 609255), (135, 604742), (201, 406170), (270, 302371), (335, 243702), (402, 203085), (603, 135390), (670, 121851), (1005, 81234), (1206, 67695), (1809, 45130), (2010, 40617), (3015, 27078), (3618, 22565), (4513, 18090), (6030, 13539), (9026, 9045)]