234927798920

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1\times {\mathrm{18043}}^1$

素因数の和:20214

約数の個数: 64

約数和(自身を含む): 532126221120

約数和(自身を除く): 297198422200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 1997, 3260, 3994, 6520, 7988, 9985, 15976, 18043, 19970, 36086, 39940, 72172, 79880, 90215, 144344, 180430, 325511, 360860, 651022, 721720, 1302044, 1627555, 2604088, 2941009, 3255110, 5882018, 6510220, 11764036, 13020440, 14705045, 23528072, 29410090, 36031871, 58820180, 72063742, 117640360, 144127484, 180159355, 288254968, 360318710, 720637420, 1441274840, 5873194973, 11746389946, 23492779892, 29365974865, 46985559784, 58731949730, 117463899460, 234927798920]

約数ペア:

[(1, 234927798920), (2, 117463899460), (4, 58731949730), (5, 46985559784), (8, 29365974865), (10, 23492779892), (20, 11746389946), (40, 5873194973), (163, 1441274840), (326, 720637420), (652, 360318710), (815, 288254968), (1304, 180159355), (1630, 144127484), (1997, 117640360), (3260, 72063742), (3994, 58820180), (6520, 36031871), (7988, 29410090), (9985, 23528072), (15976, 14705045), (18043, 13020440), (19970, 11764036), (36086, 6510220), (39940, 5882018), (72172, 3255110), (79880, 2941009), (90215, 2604088), (144344, 1627555), (180430, 1302044), (325511, 721720), (360860, 651022)]