649968228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1226

約数の個数: 144

約数和(自身を含む): 2034323200

約数和(自身を除く): 1384354972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 199, 234, 252, 273, 364, 398, 468, 546, 597, 796, 819, 997, 1092, 1194, 1393, 1638, 1791, 1994, 2388, 2587, 2786, 2991, 3276, 3582, 3988, 4179, 5174, 5572, 5982, 6979, 7164, 7761, 8358, 8973, 10348, 11964, 12537, 12961, 13958, 15522, 16716, 17946, 18109, 20937, 23283, 25074, 25922, 27916, 31044, 35892, 36218, 38883, 41874, 46566, 50148, 51844, 54327, 62811, 72436, 77766, 83748, 90727, 93132, 108654, 116649, 125622, 155532, 162981, 181454, 198403, 217308, 233298, 251244, 272181, 325962, 362908, 396806, 466596, 544362, 595209, 651924, 793612, 816543, 1088724, 1190418, 1388821, 1633086, 1785627, 2380836, 2579239, 2777642, 3266172, 3571254, 4166463, 5158478, 5555284, 7142508, 7737717, 8332926, 10316956, 12499389, 15475434, 16665852, 18054673, 23213151, 24998778, 30950868, 36109346, 46426302, 49997556, 54164019, 72218692, 92852604, 108328038, 162492057, 216656076, 324984114, 649968228]

約数ペア:

[(1, 649968228), (2, 324984114), (3, 216656076), (4, 162492057), (6, 108328038), (7, 92852604), (9, 72218692), (12, 54164019), (13, 49997556), (14, 46426302), (18, 36109346), (21, 30950868), (26, 24998778), (28, 23213151), (36, 18054673), (39, 16665852), (42, 15475434), (52, 12499389), (63, 10316956), (78, 8332926), (84, 7737717), (91, 7142508), (117, 5555284), (126, 5158478), (156, 4166463), (182, 3571254), (199, 3266172), (234, 2777642), (252, 2579239), (273, 2380836), (364, 1785627), (398, 1633086), (468, 1388821), (546, 1190418), (597, 1088724), (796, 816543), (819, 793612), (997, 651924), (1092, 595209), (1194, 544362), (1393, 466596), (1638, 396806), (1791, 362908), (1994, 325962), (2388, 272181), (2587, 251244), (2786, 233298), (2991, 217308), (3276, 198403), (3582, 181454), (3988, 162981), (4179, 155532), (5174, 125622), (5572, 116649), (5982, 108654), (6979, 93132), (7164, 90727), (7761, 83748), (8358, 77766), (8973, 72436), (10348, 62811), (11964, 54327), (12537, 51844), (12961, 50148), (13958, 46566), (15522, 41874), (16716, 38883), (17946, 36218), (18109, 35892), (20937, 31044), (23283, 27916), (25074, 25922)]