30519280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 78566400

約数和(自身を除く): 48047120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 439, 440, 632, 790, 869, 878, 880, 1264, 1580, 1738, 1756, 2195, 3160, 3476, 3512, 4345, 4390, 4829, 6320, 6952, 7024, 8690, 8780, 9658, 13904, 17380, 17560, 19316, 24145, 34681, 34760, 35120, 38632, 48290, 69362, 69520, 77264, 96580, 138724, 173405, 193160, 277448, 346810, 381491, 386320, 554896, 693620, 762982, 1387240, 1525964, 1907455, 2774480, 3051928, 3814910, 6103856, 7629820, 15259640, 30519280]

約数ペア:

[(1, 30519280), (2, 15259640), (4, 7629820), (5, 6103856), (8, 3814910), (10, 3051928), (11, 2774480), (16, 1907455), (20, 1525964), (22, 1387240), (40, 762982), (44, 693620), (55, 554896), (79, 386320), (80, 381491), (88, 346810), (110, 277448), (158, 193160), (176, 173405), (220, 138724), (316, 96580), (395, 77264), (439, 69520), (440, 69362), (632, 48290), (790, 38632), (869, 35120), (878, 34760), (880, 34681), (1264, 24145), (1580, 19316), (1738, 17560), (1756, 17380), (2195, 13904), (3160, 9658), (3476, 8780), (3512, 8690), (4345, 7024), (4390, 6952), (4829, 6320)]