254497848

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 725207040

約数和(自身を除く): 470709192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 88, 93, 121, 124, 132, 186, 242, 248, 257, 264, 341, 363, 372, 484, 514, 682, 726, 744, 771, 968, 1023, 1028, 1331, 1364, 1452, 1542, 2046, 2056, 2662, 2728, 2827, 2904, 3084, 3751, 3993, 4092, 5324, 5654, 6168, 7502, 7967, 7986, 8184, 8481, 10648, 11253, 11308, 15004, 15934, 15972, 16962, 22506, 22616, 23901, 30008, 31097, 31868, 31944, 33924, 41261, 45012, 47802, 62194, 63736, 67848, 82522, 87637, 90024, 93291, 95604, 123783, 124388, 165044, 175274, 186582, 191208, 247566, 248776, 262911, 330088, 342067, 350548, 373164, 495132, 525822, 684134, 701096, 746328, 964007, 990264, 1026201, 1051644, 1368268, 1928014, 2052402, 2103288, 2736536, 2892021, 3856028, 4104804, 5784042, 7712056, 8209608, 10604077, 11568084, 21208154, 23136168, 31812231, 42416308, 63624462, 84832616, 127248924, 254497848]

約数ペア:

[(1, 254497848), (2, 127248924), (3, 84832616), (4, 63624462), (6, 42416308), (8, 31812231), (11, 23136168), (12, 21208154), (22, 11568084), (24, 10604077), (31, 8209608), (33, 7712056), (44, 5784042), (62, 4104804), (66, 3856028), (88, 2892021), (93, 2736536), (121, 2103288), (124, 2052402), (132, 1928014), (186, 1368268), (242, 1051644), (248, 1026201), (257, 990264), (264, 964007), (341, 746328), (363, 701096), (372, 684134), (484, 525822), (514, 495132), (682, 373164), (726, 350548), (744, 342067), (771, 330088), (968, 262911), (1023, 248776), (1028, 247566), (1331, 191208), (1364, 186582), (1452, 175274), (1542, 165044), (2046, 124388), (2056, 123783), (2662, 95604), (2728, 93291), (2827, 90024), (2904, 87637), (3084, 82522), (3751, 67848), (3993, 63736), (4092, 62194), (5324, 47802), (5654, 45012), (6168, 41261), (7502, 33924), (7967, 31944), (7986, 31868), (8184, 31097), (8481, 30008), (10648, 23901), (11253, 22616), (11308, 22506), (15004, 16962), (15934, 15972)]