81038412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:912

約数の個数: 144

約数和(自身を含む): 261119040

約数和(自身を除く): 180080628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 853, 1044, 1092, 1131, 1218, 1508, 1638, 1706, 1827, 2262, 2436, 2559, 2639, 3276, 3393, 3412, 3654, 4524, 5118, 5278, 5971, 6786, 7308, 7677, 7917, 10236, 10556, 11089, 11942, 13572, 15354, 15834, 17913, 22178, 23751, 23884, 24737, 30708, 31668, 33267, 35826, 44356, 47502, 49474, 53739, 66534, 71652, 74211, 77623, 95004, 98948, 99801, 107478, 133068, 148422, 155246, 173159, 199602, 214956, 222633, 232869, 296844, 310492, 321581, 346318, 399204, 445266, 465738, 519477, 643162, 692636, 698607, 890532, 931476, 964743, 1038954, 1286324, 1397214, 1558431, 1929486, 2077908, 2251067, 2794428, 2894229, 3116862, 3858972, 4502134, 5788458, 6233724, 6753201, 9004268, 11576916, 13506402, 20259603, 27012804, 40519206, 81038412]

約数ペア:

[(1, 81038412), (2, 40519206), (3, 27012804), (4, 20259603), (6, 13506402), (7, 11576916), (9, 9004268), (12, 6753201), (13, 6233724), (14, 5788458), (18, 4502134), (21, 3858972), (26, 3116862), (28, 2894229), (29, 2794428), (36, 2251067), (39, 2077908), (42, 1929486), (52, 1558431), (58, 1397214), (63, 1286324), (78, 1038954), (84, 964743), (87, 931476), (91, 890532), (116, 698607), (117, 692636), (126, 643162), (156, 519477), (174, 465738), (182, 445266), (203, 399204), (234, 346318), (252, 321581), (261, 310492), (273, 296844), (348, 232869), (364, 222633), (377, 214956), (406, 199602), (468, 173159), (522, 155246), (546, 148422), (609, 133068), (754, 107478), (812, 99801), (819, 98948), (853, 95004), (1044, 77623), (1092, 74211), (1131, 71652), (1218, 66534), (1508, 53739), (1638, 49474), (1706, 47502), (1827, 44356), (2262, 35826), (2436, 33267), (2559, 31668), (2639, 30708), (3276, 24737), (3393, 23884), (3412, 23751), (3654, 22178), (4524, 17913), (5118, 15834), (5278, 15354), (5971, 13572), (6786, 11942), (7308, 11089), (7677, 10556), (7917, 10236)]