15440418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 40734720

約数和(自身を除く): 25294302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 59, 62, 63, 67, 93, 118, 126, 134, 177, 186, 201, 217, 279, 354, 402, 413, 434, 469, 531, 558, 603, 651, 826, 938, 1062, 1206, 1239, 1302, 1407, 1829, 1953, 2077, 2478, 2814, 3658, 3717, 3906, 3953, 4154, 4221, 5487, 6231, 7434, 7906, 8442, 10974, 11859, 12462, 12803, 14539, 16461, 18693, 23718, 25606, 27671, 29078, 32922, 35577, 37386, 38409, 43617, 55342, 71154, 76818, 83013, 87234, 115227, 122543, 130851, 166026, 230454, 245086, 249039, 261702, 367629, 498078, 735258, 857801, 1102887, 1715602, 2205774, 2573403, 5146806, 7720209, 15440418]

約数ペア:

[(1, 15440418), (2, 7720209), (3, 5146806), (6, 2573403), (7, 2205774), (9, 1715602), (14, 1102887), (18, 857801), (21, 735258), (31, 498078), (42, 367629), (59, 261702), (62, 249039), (63, 245086), (67, 230454), (93, 166026), (118, 130851), (126, 122543), (134, 115227), (177, 87234), (186, 83013), (201, 76818), (217, 71154), (279, 55342), (354, 43617), (402, 38409), (413, 37386), (434, 35577), (469, 32922), (531, 29078), (558, 27671), (603, 25606), (651, 23718), (826, 18693), (938, 16461), (1062, 14539), (1206, 12803), (1239, 12462), (1302, 11859), (1407, 10974), (1829, 8442), (1953, 7906), (2077, 7434), (2478, 6231), (2814, 5487), (3658, 4221), (3717, 4154), (3906, 3953)]