68716640

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 172440576

約数和(自身を除く): 103723936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 71, 80, 92, 115, 142, 160, 184, 230, 263, 284, 355, 368, 460, 526, 568, 710, 736, 920, 1052, 1136, 1315, 1420, 1633, 1840, 2104, 2272, 2630, 2840, 3266, 3680, 4208, 5260, 5680, 6049, 6532, 8165, 8416, 10520, 11360, 12098, 13064, 16330, 18673, 21040, 24196, 26128, 30245, 32660, 37346, 42080, 48392, 52256, 60490, 65320, 74692, 93365, 96784, 120980, 130640, 149384, 186730, 193568, 241960, 261280, 298768, 373460, 429479, 483920, 597536, 746920, 858958, 967840, 1493840, 1717916, 2147395, 2987680, 3435832, 4294790, 6871664, 8589580, 13743328, 17179160, 34358320, 68716640]

約数ペア:

[(1, 68716640), (2, 34358320), (4, 17179160), (5, 13743328), (8, 8589580), (10, 6871664), (16, 4294790), (20, 3435832), (23, 2987680), (32, 2147395), (40, 1717916), (46, 1493840), (71, 967840), (80, 858958), (92, 746920), (115, 597536), (142, 483920), (160, 429479), (184, 373460), (230, 298768), (263, 261280), (284, 241960), (355, 193568), (368, 186730), (460, 149384), (526, 130640), (568, 120980), (710, 96784), (736, 93365), (920, 74692), (1052, 65320), (1136, 60490), (1315, 52256), (1420, 48392), (1633, 42080), (1840, 37346), (2104, 32660), (2272, 30245), (2630, 26128), (2840, 24196), (3266, 21040), (3680, 18673), (4208, 16330), (5260, 13064), (5680, 12098), (6049, 11360), (6532, 10520), (8165, 8416)]