397731488

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 1040449536

約数和(自身を除く): 642718048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 41, 44, 56, 62, 77, 82, 88, 112, 124, 127, 154, 164, 176, 217, 224, 248, 254, 287, 308, 328, 341, 352, 434, 451, 496, 508, 574, 616, 656, 682, 868, 889, 902, 992, 1016, 1148, 1232, 1271, 1312, 1364, 1397, 1736, 1778, 1804, 2032, 2296, 2387, 2464, 2542, 2728, 2794, 3157, 3472, 3556, 3608, 3937, 4064, 4592, 4774, 5084, 5207, 5456, 5588, 6314, 6944, 7112, 7216, 7874, 8897, 9184, 9548, 9779, 10168, 10414, 10912, 11176, 12628, 13981, 14224, 14432, 15748, 17794, 19096, 19558, 20336, 20828, 22352, 25256, 27559, 27962, 28448, 31496, 35588, 36449, 38192, 39116, 40672, 41656, 43307, 44704, 50512, 55118, 55924, 57277, 62992, 71176, 72898, 76384, 78232, 83312, 86614, 97867, 101024, 110236, 111848, 114554, 125984, 142352, 145796, 156464, 161417, 166624, 173228, 195734, 220472, 223696, 229108, 284704, 291592, 303149, 312928, 322834, 346456, 391468, 400939, 440944, 447392, 458216, 583184, 606298, 645668, 692912, 782936, 801878, 881888, 916432, 1129919, 1166368, 1212596, 1291336, 1385824, 1565872, 1603756, 1775587, 1832864, 2259838, 2425192, 2582672, 3131744, 3207512, 3551174, 4519676, 4850384, 5165344, 6415024, 7102348, 9039352, 9700768, 12429109, 12830048, 14204696, 18078704, 24858218, 28409392, 36157408, 49716436, 56818784, 99432872, 198865744, 397731488]

約数ペア:

[(1, 397731488), (2, 198865744), (4, 99432872), (7, 56818784), (8, 49716436), (11, 36157408), (14, 28409392), (16, 24858218), (22, 18078704), (28, 14204696), (31, 12830048), (32, 12429109), (41, 9700768), (44, 9039352), (56, 7102348), (62, 6415024), (77, 5165344), (82, 4850384), (88, 4519676), (112, 3551174), (124, 3207512), (127, 3131744), (154, 2582672), (164, 2425192), (176, 2259838), (217, 1832864), (224, 1775587), (248, 1603756), (254, 1565872), (287, 1385824), (308, 1291336), (328, 1212596), (341, 1166368), (352, 1129919), (434, 916432), (451, 881888), (496, 801878), (508, 782936), (574, 692912), (616, 645668), (656, 606298), (682, 583184), (868, 458216), (889, 447392), (902, 440944), (992, 400939), (1016, 391468), (1148, 346456), (1232, 322834), (1271, 312928), (1312, 303149), (1364, 291592), (1397, 284704), (1736, 229108), (1778, 223696), (1804, 220472), (2032, 195734), (2296, 173228), (2387, 166624), (2464, 161417), (2542, 156464), (2728, 145796), (2794, 142352), (3157, 125984), (3472, 114554), (3556, 111848), (3608, 110236), (3937, 101024), (4064, 97867), (4592, 86614), (4774, 83312), (5084, 78232), (5207, 76384), (5456, 72898), (5588, 71176), (6314, 62992), (6944, 57277), (7112, 55924), (7216, 55118), (7874, 50512), (8897, 44704), (9184, 43307), (9548, 41656), (9779, 40672), (10168, 39116), (10414, 38192), (10912, 36449), (11176, 35588), (12628, 31496), (13981, 28448), (14224, 27962), (14432, 27559), (15748, 25256), (17794, 22352), (19096, 20828), (19558, 20336)]