205325172

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 620928000

約数和(自身を除く): 415602828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 43, 52, 54, 57, 76, 78, 86, 108, 114, 117, 129, 156, 171, 172, 179, 228, 234, 247, 258, 342, 351, 358, 387, 468, 494, 513, 516, 537, 559, 684, 702, 716, 741, 774, 817, 988, 1026, 1074, 1118, 1161, 1404, 1482, 1548, 1611, 1634, 1677, 2052, 2148, 2223, 2236, 2322, 2327, 2451, 2964, 3222, 3268, 3354, 3401, 4446, 4644, 4654, 4833, 4902, 5031, 6444, 6669, 6708, 6802, 6981, 7353, 7697, 8892, 9308, 9666, 9804, 10062, 10203, 10621, 13338, 13604, 13962, 14706, 15093, 15394, 19332, 20124, 20406, 20943, 21242, 22059, 23091, 26676, 27924, 29412, 30186, 30609, 30788, 31863, 40812, 41886, 42484, 44118, 44213, 46182, 60372, 61218, 62829, 63726, 69273, 83772, 88236, 88426, 91827, 92364, 95589, 100061, 122436, 125658, 127452, 132639, 138546, 146243, 176852, 183654, 191178, 200122, 207819, 251316, 265278, 277092, 286767, 292486, 300183, 367308, 382356, 397917, 400244, 415638, 438729, 530556, 573534, 584972, 600366, 795834, 831276, 877458, 900549, 1147068, 1193751, 1200732, 1316187, 1591668, 1754916, 1801098, 1901159, 2387502, 2632374, 2701647, 3602196, 3802318, 3948561, 4775004, 5264748, 5403294, 5703477, 7604636, 7897122, 10806588, 11406954, 15794244, 17110431, 22813908, 34220862, 51331293, 68441724, 102662586, 205325172]

約数ペア:

[(1, 205325172), (2, 102662586), (3, 68441724), (4, 51331293), (6, 34220862), (9, 22813908), (12, 17110431), (13, 15794244), (18, 11406954), (19, 10806588), (26, 7897122), (27, 7604636), (36, 5703477), (38, 5403294), (39, 5264748), (43, 4775004), (52, 3948561), (54, 3802318), (57, 3602196), (76, 2701647), (78, 2632374), (86, 2387502), (108, 1901159), (114, 1801098), (117, 1754916), (129, 1591668), (156, 1316187), (171, 1200732), (172, 1193751), (179, 1147068), (228, 900549), (234, 877458), (247, 831276), (258, 795834), (342, 600366), (351, 584972), (358, 573534), (387, 530556), (468, 438729), (494, 415638), (513, 400244), (516, 397917), (537, 382356), (559, 367308), (684, 300183), (702, 292486), (716, 286767), (741, 277092), (774, 265278), (817, 251316), (988, 207819), (1026, 200122), (1074, 191178), (1118, 183654), (1161, 176852), (1404, 146243), (1482, 138546), (1548, 132639), (1611, 127452), (1634, 125658), (1677, 122436), (2052, 100061), (2148, 95589), (2223, 92364), (2236, 91827), (2322, 88426), (2327, 88236), (2451, 83772), (2964, 69273), (3222, 63726), (3268, 62829), (3354, 61218), (3401, 60372), (4446, 46182), (4644, 44213), (4654, 44118), (4833, 42484), (4902, 41886), (5031, 40812), (6444, 31863), (6669, 30788), (6708, 30609), (6802, 30186), (6981, 29412), (7353, 27924), (7697, 26676), (8892, 23091), (9308, 22059), (9666, 21242), (9804, 20943), (10062, 20406), (10203, 20124), (10621, 19332), (13338, 15394), (13604, 15093), (13962, 14706)]