128538462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 313528320

約数和(自身を除く): 184989858

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 53, 59, 62, 78, 93, 102, 106, 118, 159, 177, 186, 221, 318, 354, 403, 442, 527, 663, 689, 767, 806, 901, 1003, 1054, 1209, 1326, 1378, 1534, 1581, 1643, 1802, 1829, 2006, 2067, 2301, 2418, 2703, 3009, 3127, 3162, 3286, 3658, 4134, 4602, 4929, 5406, 5487, 6018, 6254, 6851, 9381, 9858, 10974, 11713, 13039, 13702, 18762, 20553, 21359, 23426, 23777, 26078, 27931, 31093, 35139, 39117, 40651, 41106, 42718, 47554, 53159, 55862, 62186, 64077, 70278, 71331, 78234, 81302, 83793, 93279, 96937, 106318, 121953, 128154, 142662, 159477, 167586, 186558, 193874, 243906, 290811, 318954, 363103, 404209, 581622, 691067, 726206, 808418, 1089309, 1212627, 1260181, 1382134, 1647929, 2073201, 2178618, 2425254, 2520362, 3295858, 3780543, 4146402, 4943787, 7561086, 9887574, 21423077, 42846154, 64269231, 128538462]

約数ペア:

[(1, 128538462), (2, 64269231), (3, 42846154), (6, 21423077), (13, 9887574), (17, 7561086), (26, 4943787), (31, 4146402), (34, 3780543), (39, 3295858), (51, 2520362), (53, 2425254), (59, 2178618), (62, 2073201), (78, 1647929), (93, 1382134), (102, 1260181), (106, 1212627), (118, 1089309), (159, 808418), (177, 726206), (186, 691067), (221, 581622), (318, 404209), (354, 363103), (403, 318954), (442, 290811), (527, 243906), (663, 193874), (689, 186558), (767, 167586), (806, 159477), (901, 142662), (1003, 128154), (1054, 121953), (1209, 106318), (1326, 96937), (1378, 93279), (1534, 83793), (1581, 81302), (1643, 78234), (1802, 71331), (1829, 70278), (2006, 64077), (2067, 62186), (2301, 55862), (2418, 53159), (2703, 47554), (3009, 42718), (3127, 41106), (3162, 40651), (3286, 39117), (3658, 35139), (4134, 31093), (4602, 27931), (4929, 26078), (5406, 23777), (5487, 23426), (6018, 21359), (6254, 20553), (6851, 18762), (9381, 13702), (9858, 13039), (10974, 11713)]