28739568

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 89994240

約数和(自身を除く): 61254672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 53, 66, 78, 79, 88, 104, 106, 132, 143, 156, 158, 159, 176, 208, 212, 237, 264, 286, 312, 316, 318, 424, 429, 474, 528, 572, 583, 624, 632, 636, 689, 848, 858, 869, 948, 1027, 1144, 1166, 1264, 1272, 1378, 1716, 1738, 1749, 1896, 2054, 2067, 2288, 2332, 2544, 2607, 2756, 3081, 3432, 3476, 3498, 3792, 4108, 4134, 4187, 4664, 5214, 5512, 6162, 6864, 6952, 6996, 7579, 8216, 8268, 8374, 9328, 10428, 11024, 11297, 12324, 12561, 13904, 13992, 15158, 16432, 16536, 16748, 20856, 22594, 22737, 24648, 25122, 27984, 30316, 33072, 33496, 33891, 41712, 45188, 45474, 46057, 49296, 50244, 54431, 60632, 66992, 67782, 90376, 90948, 92114, 100488, 108862, 121264, 135564, 138171, 163293, 180752, 181896, 184228, 200976, 217724, 271128, 276342, 326586, 363792, 368456, 435448, 542256, 552684, 598741, 653172, 736912, 870896, 1105368, 1197482, 1306344, 1796223, 2210736, 2394964, 2612688, 3592446, 4789928, 7184892, 9579856, 14369784, 28739568]

約数ペア:

[(1, 28739568), (2, 14369784), (3, 9579856), (4, 7184892), (6, 4789928), (8, 3592446), (11, 2612688), (12, 2394964), (13, 2210736), (16, 1796223), (22, 1306344), (24, 1197482), (26, 1105368), (33, 870896), (39, 736912), (44, 653172), (48, 598741), (52, 552684), (53, 542256), (66, 435448), (78, 368456), (79, 363792), (88, 326586), (104, 276342), (106, 271128), (132, 217724), (143, 200976), (156, 184228), (158, 181896), (159, 180752), (176, 163293), (208, 138171), (212, 135564), (237, 121264), (264, 108862), (286, 100488), (312, 92114), (316, 90948), (318, 90376), (424, 67782), (429, 66992), (474, 60632), (528, 54431), (572, 50244), (583, 49296), (624, 46057), (632, 45474), (636, 45188), (689, 41712), (848, 33891), (858, 33496), (869, 33072), (948, 30316), (1027, 27984), (1144, 25122), (1166, 24648), (1264, 22737), (1272, 22594), (1378, 20856), (1716, 16748), (1738, 16536), (1749, 16432), (1896, 15158), (2054, 13992), (2067, 13904), (2288, 12561), (2332, 12324), (2544, 11297), (2607, 11024), (2756, 10428), (3081, 9328), (3432, 8374), (3476, 8268), (3498, 8216), (3792, 7579), (4108, 6996), (4134, 6952), (4187, 6864), (4664, 6162), (5214, 5512)]