778260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 2661120

約数和(自身を除く): 1882860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 109, 119, 140, 170, 204, 210, 218, 238, 255, 327, 340, 357, 420, 436, 476, 510, 545, 595, 654, 714, 763, 1020, 1090, 1190, 1308, 1428, 1526, 1635, 1785, 1853, 2180, 2289, 2380, 3052, 3270, 3570, 3706, 3815, 4578, 5559, 6540, 7140, 7412, 7630, 9156, 9265, 11118, 11445, 12971, 15260, 18530, 22236, 22890, 25942, 27795, 37060, 38913, 45780, 51884, 55590, 64855, 77826, 111180, 129710, 155652, 194565, 259420, 389130, 778260]

約数ペア:

[(1, 778260), (2, 389130), (3, 259420), (4, 194565), (5, 155652), (6, 129710), (7, 111180), (10, 77826), (12, 64855), (14, 55590), (15, 51884), (17, 45780), (20, 38913), (21, 37060), (28, 27795), (30, 25942), (34, 22890), (35, 22236), (42, 18530), (51, 15260), (60, 12971), (68, 11445), (70, 11118), (84, 9265), (85, 9156), (102, 7630), (105, 7412), (109, 7140), (119, 6540), (140, 5559), (170, 4578), (204, 3815), (210, 3706), (218, 3570), (238, 3270), (255, 3052), (327, 2380), (340, 2289), (357, 2180), (420, 1853), (436, 1785), (476, 1635), (510, 1526), (545, 1428), (595, 1308), (654, 1190), (714, 1090), (763, 1020)]