128410308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 369847296

約数和(自身を除く): 241436988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 53, 62, 78, 93, 106, 117, 124, 156, 159, 167, 186, 212, 234, 279, 318, 334, 372, 403, 468, 477, 501, 558, 636, 668, 689, 806, 954, 1002, 1116, 1209, 1378, 1503, 1612, 1643, 1908, 2004, 2067, 2171, 2418, 2756, 3006, 3286, 3627, 4134, 4342, 4836, 4929, 5177, 6012, 6201, 6513, 6572, 7254, 8268, 8684, 8851, 9858, 10354, 12402, 13026, 14508, 14787, 15531, 17702, 19539, 19716, 20708, 21359, 24804, 26052, 26553, 29574, 31062, 35404, 39078, 42718, 46593, 53106, 59148, 62124, 64077, 67301, 78156, 79659, 85436, 93186, 106212, 115063, 128154, 134602, 159318, 186372, 192231, 201903, 230126, 256308, 269204, 274381, 318636, 345189, 384462, 403806, 460252, 548762, 605709, 690378, 768924, 807612, 823143, 1035567, 1097524, 1211418, 1380756, 1646286, 2071134, 2422836, 2469429, 3292572, 3566953, 4142268, 4938858, 7133906, 9877716, 10700859, 14267812, 21401718, 32102577, 42803436, 64205154, 128410308]

約数ペア:

[(1, 128410308), (2, 64205154), (3, 42803436), (4, 32102577), (6, 21401718), (9, 14267812), (12, 10700859), (13, 9877716), (18, 7133906), (26, 4938858), (31, 4142268), (36, 3566953), (39, 3292572), (52, 2469429), (53, 2422836), (62, 2071134), (78, 1646286), (93, 1380756), (106, 1211418), (117, 1097524), (124, 1035567), (156, 823143), (159, 807612), (167, 768924), (186, 690378), (212, 605709), (234, 548762), (279, 460252), (318, 403806), (334, 384462), (372, 345189), (403, 318636), (468, 274381), (477, 269204), (501, 256308), (558, 230126), (636, 201903), (668, 192231), (689, 186372), (806, 159318), (954, 134602), (1002, 128154), (1116, 115063), (1209, 106212), (1378, 93186), (1503, 85436), (1612, 79659), (1643, 78156), (1908, 67301), (2004, 64077), (2067, 62124), (2171, 59148), (2418, 53106), (2756, 46593), (3006, 42718), (3286, 39078), (3627, 35404), (4134, 31062), (4342, 29574), (4836, 26553), (4929, 26052), (5177, 24804), (6012, 21359), (6201, 20708), (6513, 19716), (6572, 19539), (7254, 17702), (8268, 15531), (8684, 14787), (8851, 14508), (9858, 13026), (10354, 12402)]