401895408

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1657}}^1$

素因数の和:1862

約数の個数: 80

約数和(自身を含む): 1078946816

約数和(自身を除く): 677051408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 163, 186, 248, 326, 372, 489, 496, 652, 744, 978, 1304, 1488, 1657, 1956, 2608, 3314, 3912, 4971, 5053, 6628, 7824, 9942, 10106, 13256, 15159, 19884, 20212, 26512, 30318, 39768, 40424, 51367, 60636, 79536, 80848, 102734, 121272, 154101, 205468, 242544, 270091, 308202, 410936, 540182, 616404, 810273, 821872, 1080364, 1232808, 1620546, 2160728, 2465616, 3241092, 4321456, 6482184, 8372821, 12964368, 16745642, 25118463, 33491284, 50236926, 66982568, 100473852, 133965136, 200947704, 401895408]

約数ペア:

[(1, 401895408), (2, 200947704), (3, 133965136), (4, 100473852), (6, 66982568), (8, 50236926), (12, 33491284), (16, 25118463), (24, 16745642), (31, 12964368), (48, 8372821), (62, 6482184), (93, 4321456), (124, 3241092), (163, 2465616), (186, 2160728), (248, 1620546), (326, 1232808), (372, 1080364), (489, 821872), (496, 810273), (652, 616404), (744, 540182), (978, 410936), (1304, 308202), (1488, 270091), (1657, 242544), (1956, 205468), (2608, 154101), (3314, 121272), (3912, 102734), (4971, 80848), (5053, 79536), (6628, 60636), (7824, 51367), (9942, 40424), (10106, 39768), (13256, 30318), (15159, 26512), (19884, 20212)]