15679664

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 41559840

約数和(自身を除く): 25880176

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 89, 91, 104, 112, 121, 143, 154, 176, 178, 182, 208, 242, 286, 308, 356, 364, 484, 572, 616, 623, 712, 728, 847, 968, 979, 1001, 1144, 1157, 1232, 1246, 1424, 1456, 1573, 1694, 1936, 1958, 2002, 2288, 2314, 2492, 3146, 3388, 3916, 4004, 4628, 4984, 6292, 6776, 6853, 7832, 8008, 8099, 9256, 9968, 10769, 11011, 12584, 12727, 13552, 13706, 15664, 16016, 16198, 18512, 21538, 22022, 25168, 25454, 27412, 32396, 43076, 44044, 50908, 54824, 64792, 75383, 86152, 88088, 89089, 101816, 109648, 129584, 139997, 150766, 172304, 176176, 178178, 203632, 279994, 301532, 356356, 559988, 603064, 712712, 979979, 1119976, 1206128, 1425424, 1959958, 2239952, 3919916, 7839832, 15679664]

約数ペア:

[(1, 15679664), (2, 7839832), (4, 3919916), (7, 2239952), (8, 1959958), (11, 1425424), (13, 1206128), (14, 1119976), (16, 979979), (22, 712712), (26, 603064), (28, 559988), (44, 356356), (52, 301532), (56, 279994), (77, 203632), (88, 178178), (89, 176176), (91, 172304), (104, 150766), (112, 139997), (121, 129584), (143, 109648), (154, 101816), (176, 89089), (178, 88088), (182, 86152), (208, 75383), (242, 64792), (286, 54824), (308, 50908), (356, 44044), (364, 43076), (484, 32396), (572, 27412), (616, 25454), (623, 25168), (712, 22022), (728, 21538), (847, 18512), (968, 16198), (979, 16016), (1001, 15664), (1144, 13706), (1157, 13552), (1232, 12727), (1246, 12584), (1424, 11011), (1456, 10769), (1573, 9968), (1694, 9256), (1936, 8099), (1958, 8008), (2002, 7832), (2288, 6853), (2314, 6776), (2492, 6292), (3146, 4984), (3388, 4628), (3916, 4004)]