4271992020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{145603}}^1$

素因数の和:145781

約数の個数: 72

約数和(自身を含む): 13037964576

約数和(自身を除く): 8765972556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4890, 5868, 7335, 9780, 14670, 29340, 145603, 291206, 436809, 582412, 728015, 873618, 1310427, 1456030, 1747236, 2184045, 2620854, 2912060, 4368090, 5241708, 6552135, 8736180, 13104270, 23733289, 26208540, 47466578, 71199867, 94933156, 118666445, 142399734, 213599601, 237332890, 284799468, 355999335, 427199202, 474665780, 711998670, 854398404, 1067998005, 1423997340, 2135996010, 4271992020]

約数ペア:

[(1, 4271992020), (2, 2135996010), (3, 1423997340), (4, 1067998005), (5, 854398404), (6, 711998670), (9, 474665780), (10, 427199202), (12, 355999335), (15, 284799468), (18, 237332890), (20, 213599601), (30, 142399734), (36, 118666445), (45, 94933156), (60, 71199867), (90, 47466578), (163, 26208540), (180, 23733289), (326, 13104270), (489, 8736180), (652, 6552135), (815, 5241708), (978, 4368090), (1467, 2912060), (1630, 2620854), (1956, 2184045), (2445, 1747236), (2934, 1456030), (3260, 1310427), (4890, 873618), (5868, 728015), (7335, 582412), (9780, 436809), (14670, 291206), (29340, 145603)]