31222590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 86275584

約数和(自身を除く): 55052994

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 785, 942, 947, 1099, 1570, 1894, 2198, 2355, 2841, 3297, 4710, 4735, 5495, 5682, 6594, 6629, 9470, 10990, 13258, 14205, 16485, 19887, 28410, 32970, 33145, 39774, 66290, 99435, 148679, 198870, 297358, 446037, 743395, 892074, 1040753, 1486790, 2081506, 2230185, 3122259, 4460370, 5203765, 6244518, 10407530, 15611295, 31222590]

約数ペア:

[(1, 31222590), (2, 15611295), (3, 10407530), (5, 6244518), (6, 5203765), (7, 4460370), (10, 3122259), (14, 2230185), (15, 2081506), (21, 1486790), (30, 1040753), (35, 892074), (42, 743395), (70, 446037), (105, 297358), (157, 198870), (210, 148679), (314, 99435), (471, 66290), (785, 39774), (942, 33145), (947, 32970), (1099, 28410), (1570, 19887), (1894, 16485), (2198, 14205), (2355, 13258), (2841, 10990), (3297, 9470), (4710, 6629), (4735, 6594), (5495, 5682)]