8661090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 21934080

約数和(自身を除く): 13272990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 67, 93, 134, 139, 155, 186, 201, 278, 310, 335, 402, 417, 465, 670, 695, 834, 930, 1005, 1390, 2010, 2077, 2085, 4154, 4170, 4309, 6231, 8618, 9313, 10385, 12462, 12927, 18626, 20770, 21545, 25854, 27939, 31155, 43090, 46565, 55878, 62310, 64635, 93130, 129270, 139695, 279390, 288703, 577406, 866109, 1443515, 1732218, 2887030, 4330545, 8661090]

約数ペア:

[(1, 8661090), (2, 4330545), (3, 2887030), (5, 1732218), (6, 1443515), (10, 866109), (15, 577406), (30, 288703), (31, 279390), (62, 139695), (67, 129270), (93, 93130), (134, 64635), (139, 62310), (155, 55878), (186, 46565), (201, 43090), (278, 31155), (310, 27939), (335, 25854), (402, 21545), (417, 20770), (465, 18626), (670, 12927), (695, 12462), (834, 10385), (930, 9313), (1005, 8618), (1390, 6231), (2010, 4309), (2077, 4170), (2085, 4154)]