28891248

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 79756800

約数和(自身を除く): 50865552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 79, 114, 152, 158, 228, 237, 304, 316, 401, 456, 474, 632, 802, 912, 948, 1203, 1264, 1501, 1604, 1896, 2406, 3002, 3208, 3792, 4503, 4812, 6004, 6416, 7619, 9006, 9624, 12008, 15238, 18012, 19248, 22857, 24016, 30476, 31679, 36024, 45714, 60952, 63358, 72048, 91428, 95037, 121904, 126716, 182856, 190074, 253432, 365712, 380148, 506864, 601901, 760296, 1203802, 1520592, 1805703, 2407604, 3611406, 4815208, 7222812, 9630416, 14445624, 28891248]

約数ペア:

[(1, 28891248), (2, 14445624), (3, 9630416), (4, 7222812), (6, 4815208), (8, 3611406), (12, 2407604), (16, 1805703), (19, 1520592), (24, 1203802), (38, 760296), (48, 601901), (57, 506864), (76, 380148), (79, 365712), (114, 253432), (152, 190074), (158, 182856), (228, 126716), (237, 121904), (304, 95037), (316, 91428), (401, 72048), (456, 63358), (474, 60952), (632, 45714), (802, 36024), (912, 31679), (948, 30476), (1203, 24016), (1264, 22857), (1501, 19248), (1604, 18012), (1896, 15238), (2406, 12008), (3002, 9624), (3208, 9006), (3792, 7619), (4503, 6416), (4812, 6004)]