208140744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 631065600

約数和(自身を除く): 422924856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 197, 228, 266, 331, 394, 399, 456, 532, 591, 662, 788, 798, 993, 1064, 1182, 1324, 1379, 1576, 1596, 1986, 2317, 2364, 2648, 2758, 3192, 3743, 3972, 4137, 4634, 4728, 5516, 6289, 6951, 7486, 7944, 8274, 9268, 11032, 11229, 12578, 13902, 14972, 16548, 18536, 18867, 22458, 25156, 26201, 27804, 29944, 33096, 37734, 44023, 44916, 50312, 52402, 55608, 65207, 75468, 78603, 88046, 89832, 104804, 130414, 132069, 150936, 157206, 176092, 195621, 209608, 260828, 264138, 314412, 352184, 391242, 456449, 521656, 528276, 628824, 782484, 912898, 1056552, 1238933, 1369347, 1564968, 1825796, 2477866, 2738694, 3651592, 3716799, 4955732, 5477388, 7433598, 8672531, 9911464, 10954776, 14867196, 17345062, 26017593, 29734392, 34690124, 52035186, 69380248, 104070372, 208140744]

約数ペア:

[(1, 208140744), (2, 104070372), (3, 69380248), (4, 52035186), (6, 34690124), (7, 29734392), (8, 26017593), (12, 17345062), (14, 14867196), (19, 10954776), (21, 9911464), (24, 8672531), (28, 7433598), (38, 5477388), (42, 4955732), (56, 3716799), (57, 3651592), (76, 2738694), (84, 2477866), (114, 1825796), (133, 1564968), (152, 1369347), (168, 1238933), (197, 1056552), (228, 912898), (266, 782484), (331, 628824), (394, 528276), (399, 521656), (456, 456449), (532, 391242), (591, 352184), (662, 314412), (788, 264138), (798, 260828), (993, 209608), (1064, 195621), (1182, 176092), (1324, 157206), (1379, 150936), (1576, 132069), (1596, 130414), (1986, 104804), (2317, 89832), (2364, 88046), (2648, 78603), (2758, 75468), (3192, 65207), (3743, 55608), (3972, 52402), (4137, 50312), (4634, 44916), (4728, 44023), (5516, 37734), (6289, 33096), (6951, 29944), (7486, 27804), (7944, 26201), (8274, 25156), (9268, 22458), (11032, 18867), (11229, 18536), (12578, 16548), (13902, 14972)]