209954472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 650280960

約数和(自身を除く): 440326488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 251, 273, 312, 364, 383, 502, 546, 728, 753, 766, 1004, 1092, 1149, 1506, 1532, 1757, 2008, 2184, 2298, 2681, 3012, 3064, 3263, 3514, 4596, 4979, 5271, 5362, 6024, 6526, 7028, 8043, 9192, 9789, 9958, 10542, 10724, 13052, 14056, 14937, 16086, 19578, 19916, 21084, 21448, 22841, 26104, 29874, 32172, 34853, 39156, 39832, 42168, 45682, 59748, 64344, 68523, 69706, 78312, 91364, 96133, 104559, 119496, 137046, 139412, 182728, 192266, 209118, 274092, 278824, 288399, 384532, 418236, 548184, 576798, 672931, 769064, 836472, 1153596, 1249729, 1345862, 2018793, 2307192, 2499458, 2691724, 3749187, 4037586, 4998916, 5383448, 7498374, 8075172, 8748103, 9997832, 14996748, 16150344, 17496206, 26244309, 29993496, 34992412, 52488618, 69984824, 104977236, 209954472]

約数ペア:

[(1, 209954472), (2, 104977236), (3, 69984824), (4, 52488618), (6, 34992412), (7, 29993496), (8, 26244309), (12, 17496206), (13, 16150344), (14, 14996748), (21, 9997832), (24, 8748103), (26, 8075172), (28, 7498374), (39, 5383448), (42, 4998916), (52, 4037586), (56, 3749187), (78, 2691724), (84, 2499458), (91, 2307192), (104, 2018793), (156, 1345862), (168, 1249729), (182, 1153596), (251, 836472), (273, 769064), (312, 672931), (364, 576798), (383, 548184), (502, 418236), (546, 384532), (728, 288399), (753, 278824), (766, 274092), (1004, 209118), (1092, 192266), (1149, 182728), (1506, 139412), (1532, 137046), (1757, 119496), (2008, 104559), (2184, 96133), (2298, 91364), (2681, 78312), (3012, 69706), (3064, 68523), (3263, 64344), (3514, 59748), (4596, 45682), (4979, 42168), (5271, 39832), (5362, 39156), (6024, 34853), (6526, 32172), (7028, 29874), (8043, 26104), (9192, 22841), (9789, 21448), (9958, 21084), (10542, 19916), (10724, 19578), (13052, 16086), (14056, 14937)]