245705440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:632

約数の個数: 96

約数和(自身を含む): 603542016

約数和(自身を除く): 357836576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 71, 80, 86, 142, 160, 172, 215, 284, 344, 355, 430, 503, 568, 688, 710, 860, 1006, 1136, 1376, 1420, 1720, 2012, 2272, 2515, 2840, 3053, 3440, 4024, 5030, 5680, 6106, 6880, 8048, 10060, 11360, 12212, 15265, 16096, 20120, 21629, 24424, 30530, 35713, 40240, 43258, 48848, 61060, 71426, 80480, 86516, 97696, 108145, 122120, 142852, 173032, 178565, 216290, 244240, 285704, 346064, 357130, 432580, 488480, 571408, 692128, 714260, 865160, 1142816, 1428520, 1535659, 1730320, 2857040, 3071318, 3460640, 5714080, 6142636, 7678295, 12285272, 15356590, 24570544, 30713180, 49141088, 61426360, 122852720, 245705440]

約数ペア:

[(1, 245705440), (2, 122852720), (4, 61426360), (5, 49141088), (8, 30713180), (10, 24570544), (16, 15356590), (20, 12285272), (32, 7678295), (40, 6142636), (43, 5714080), (71, 3460640), (80, 3071318), (86, 2857040), (142, 1730320), (160, 1535659), (172, 1428520), (215, 1142816), (284, 865160), (344, 714260), (355, 692128), (430, 571408), (503, 488480), (568, 432580), (688, 357130), (710, 346064), (860, 285704), (1006, 244240), (1136, 216290), (1376, 178565), (1420, 173032), (1720, 142852), (2012, 122120), (2272, 108145), (2515, 97696), (2840, 86516), (3053, 80480), (3440, 71426), (4024, 61060), (5030, 48848), (5680, 43258), (6106, 40240), (6880, 35713), (8048, 30530), (10060, 24424), (11360, 21629), (12212, 20120), (15265, 16096)]