197899380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9239}}^1$

素因数の和:9278

約数の個数: 144

約数和(自身を含む): 726485760

約数和(自身を除く): 528586380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 9239, 10710, 18478, 21420, 27717, 36956, 46195, 55434, 64673, 83151, 92390, 110868, 129346, 138585, 157063, 166302, 184780, 194019, 258692, 277170, 314126, 323365, 332604, 388038, 415755, 471189, 554340, 582057, 628252, 646730, 776076, 785315, 831510, 942378, 970095, 1099441, 1164114, 1293460, 1413567, 1570630, 1663020, 1884756, 1940190, 2198882, 2328228, 2355945, 2827134, 2910285, 3141260, 3298323, 3880380, 4397764, 4711890, 5497205, 5654268, 5820570, 6596646, 7067835, 9423780, 9894969, 10994410, 11641140, 13193292, 14135670, 16491615, 19789938, 21988820, 28271340, 32983230, 39579876, 49474845, 65966460, 98949690, 197899380]

約数ペア:

[(1, 197899380), (2, 98949690), (3, 65966460), (4, 49474845), (5, 39579876), (6, 32983230), (7, 28271340), (9, 21988820), (10, 19789938), (12, 16491615), (14, 14135670), (15, 13193292), (17, 11641140), (18, 10994410), (20, 9894969), (21, 9423780), (28, 7067835), (30, 6596646), (34, 5820570), (35, 5654268), (36, 5497205), (42, 4711890), (45, 4397764), (51, 3880380), (60, 3298323), (63, 3141260), (68, 2910285), (70, 2827134), (84, 2355945), (85, 2328228), (90, 2198882), (102, 1940190), (105, 1884756), (119, 1663020), (126, 1570630), (140, 1413567), (153, 1293460), (170, 1164114), (180, 1099441), (204, 970095), (210, 942378), (238, 831510), (252, 785315), (255, 776076), (306, 646730), (315, 628252), (340, 582057), (357, 554340), (420, 471189), (476, 415755), (510, 388038), (595, 332604), (612, 323365), (630, 314126), (714, 277170), (765, 258692), (1020, 194019), (1071, 184780), (1190, 166302), (1260, 157063), (1428, 138585), (1530, 129346), (1785, 110868), (2142, 92390), (2380, 83151), (3060, 64673), (3570, 55434), (4284, 46195), (5355, 36956), (7140, 27717), (9239, 21420), (10710, 18478)]