78335556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 210842352

約数和(自身を除く): 132506796

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 107, 114, 156, 169, 214, 228, 247, 321, 338, 361, 428, 494, 507, 642, 676, 722, 741, 988, 1014, 1083, 1284, 1391, 1444, 1482, 2028, 2033, 2166, 2782, 2964, 3211, 4066, 4173, 4332, 4693, 5564, 6099, 6422, 8132, 8346, 9386, 9633, 12198, 12844, 14079, 16692, 18083, 18772, 19266, 24396, 26429, 28158, 36166, 38532, 38627, 52858, 54249, 56316, 61009, 72332, 77254, 79287, 105716, 108498, 115881, 122018, 154508, 158574, 183027, 216996, 231762, 244036, 317148, 343577, 366054, 463524, 502151, 687154, 732108, 1004302, 1030731, 1374308, 1506453, 2008604, 2061462, 3012906, 4122924, 6025812, 6527963, 13055926, 19583889, 26111852, 39167778, 78335556]

約数ペア:

[(1, 78335556), (2, 39167778), (3, 26111852), (4, 19583889), (6, 13055926), (12, 6527963), (13, 6025812), (19, 4122924), (26, 3012906), (38, 2061462), (39, 2008604), (52, 1506453), (57, 1374308), (76, 1030731), (78, 1004302), (107, 732108), (114, 687154), (156, 502151), (169, 463524), (214, 366054), (228, 343577), (247, 317148), (321, 244036), (338, 231762), (361, 216996), (428, 183027), (494, 158574), (507, 154508), (642, 122018), (676, 115881), (722, 108498), (741, 105716), (988, 79287), (1014, 77254), (1083, 72332), (1284, 61009), (1391, 56316), (1444, 54249), (1482, 52858), (2028, 38627), (2033, 38532), (2166, 36166), (2782, 28158), (2964, 26429), (3211, 24396), (4066, 19266), (4173, 18772), (4332, 18083), (4693, 16692), (5564, 14079), (6099, 12844), (6422, 12198), (8132, 9633), (8346, 9386)]