391640340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10247}}^1$

素因数の和:10286

約数の個数: 144

約数和(自身を含む): 1373887872

約数和(自身を除く): 982247532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 10247, 12740, 19110, 20494, 30741, 38220, 40988, 51235, 61482, 71729, 102470, 122964, 133211, 143458, 153705, 204940, 215187, 266422, 286916, 307410, 358645, 399633, 430374, 502103, 532844, 614820, 666055, 717290, 799266, 860748, 932477, 1004206, 1075935, 1332110, 1434580, 1506309, 1598532, 1864954, 1998165, 2008412, 2151870, 2510515, 2664220, 2797431, 3012618, 3729908, 3996330, 4303740, 4662385, 5021030, 5594862, 6025236, 6527339, 7531545, 7992660, 9324770, 10042060, 11189724, 13054678, 13987155, 15063090, 18649540, 19582017, 26109356, 27974310, 30126180, 32636695, 39164034, 55948620, 65273390, 78328068, 97910085, 130546780, 195820170, 391640340]

約数ペア:

[(1, 391640340), (2, 195820170), (3, 130546780), (4, 97910085), (5, 78328068), (6, 65273390), (7, 55948620), (10, 39164034), (12, 32636695), (13, 30126180), (14, 27974310), (15, 26109356), (20, 19582017), (21, 18649540), (26, 15063090), (28, 13987155), (30, 13054678), (35, 11189724), (39, 10042060), (42, 9324770), (49, 7992660), (52, 7531545), (60, 6527339), (65, 6025236), (70, 5594862), (78, 5021030), (84, 4662385), (91, 4303740), (98, 3996330), (105, 3729908), (130, 3012618), (140, 2797431), (147, 2664220), (156, 2510515), (182, 2151870), (195, 2008412), (196, 1998165), (210, 1864954), (245, 1598532), (260, 1506309), (273, 1434580), (294, 1332110), (364, 1075935), (390, 1004206), (420, 932477), (455, 860748), (490, 799266), (546, 717290), (588, 666055), (637, 614820), (735, 532844), (780, 502103), (910, 430374), (980, 399633), (1092, 358645), (1274, 307410), (1365, 286916), (1470, 266422), (1820, 215187), (1911, 204940), (2548, 153705), (2730, 143458), (2940, 133211), (3185, 122964), (3822, 102470), (5460, 71729), (6370, 61482), (7644, 51235), (9555, 40988), (10247, 38220), (12740, 30741), (19110, 20494)]