7215208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 19595520

約数和(自身を除く): 12380312

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 53, 56, 68, 77, 88, 91, 104, 106, 119, 136, 143, 154, 182, 187, 212, 221, 238, 286, 308, 364, 371, 374, 424, 442, 476, 572, 583, 616, 689, 728, 742, 748, 884, 901, 952, 1001, 1144, 1166, 1309, 1378, 1484, 1496, 1547, 1768, 1802, 2002, 2332, 2431, 2618, 2756, 2968, 3094, 3604, 4004, 4081, 4664, 4823, 4862, 5236, 5512, 6188, 6307, 7208, 7579, 8008, 8162, 9646, 9724, 9911, 10472, 11713, 12376, 12614, 15158, 16324, 17017, 19292, 19448, 19822, 23426, 25228, 30316, 32648, 34034, 38584, 39644, 46852, 50456, 53053, 60632, 68068, 69377, 79288, 81991, 93704, 106106, 128843, 136136, 138754, 163982, 212212, 257686, 277508, 327964, 424424, 515372, 555016, 655928, 901901, 1030744, 1803802, 3607604, 7215208]

約数ペア:

[(1, 7215208), (2, 3607604), (4, 1803802), (7, 1030744), (8, 901901), (11, 655928), (13, 555016), (14, 515372), (17, 424424), (22, 327964), (26, 277508), (28, 257686), (34, 212212), (44, 163982), (52, 138754), (53, 136136), (56, 128843), (68, 106106), (77, 93704), (88, 81991), (91, 79288), (104, 69377), (106, 68068), (119, 60632), (136, 53053), (143, 50456), (154, 46852), (182, 39644), (187, 38584), (212, 34034), (221, 32648), (238, 30316), (286, 25228), (308, 23426), (364, 19822), (371, 19448), (374, 19292), (424, 17017), (442, 16324), (476, 15158), (572, 12614), (583, 12376), (616, 11713), (689, 10472), (728, 9911), (742, 9724), (748, 9646), (884, 8162), (901, 8008), (952, 7579), (1001, 7208), (1144, 6307), (1166, 6188), (1309, 5512), (1378, 5236), (1484, 4862), (1496, 4823), (1547, 4664), (1768, 4081), (1802, 4004), (2002, 3604), (2332, 3094), (2431, 2968), (2618, 2756)]