91591740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2557}}^1$

素因数の和:2771

約数の個数: 72

約数和(自身を含む): 279333600

約数和(自身を除く): 187741860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2557, 2985, 3582, 3980, 5114, 5970, 7164, 7671, 8955, 10228, 11940, 12785, 15342, 17910, 23013, 25570, 30684, 35820, 38355, 46026, 51140, 76710, 92052, 115065, 153420, 230130, 460260, 508843, 1017686, 1526529, 2035372, 2544215, 3053058, 4579587, 5088430, 6106116, 7632645, 9159174, 10176860, 15265290, 18318348, 22897935, 30530580, 45795870, 91591740]

約数ペア:

[(1, 91591740), (2, 45795870), (3, 30530580), (4, 22897935), (5, 18318348), (6, 15265290), (9, 10176860), (10, 9159174), (12, 7632645), (15, 6106116), (18, 5088430), (20, 4579587), (30, 3053058), (36, 2544215), (45, 2035372), (60, 1526529), (90, 1017686), (180, 508843), (199, 460260), (398, 230130), (597, 153420), (796, 115065), (995, 92052), (1194, 76710), (1791, 51140), (1990, 46026), (2388, 38355), (2557, 35820), (2985, 30684), (3582, 25570), (3980, 23013), (5114, 17910), (5970, 15342), (7164, 12785), (7671, 11940), (8955, 10228)]