280177560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 990269280

約数和(自身を除く): 710091720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 131, 156, 180, 195, 234, 260, 262, 312, 360, 390, 393, 457, 468, 520, 524, 585, 655, 780, 786, 914, 936, 1048, 1170, 1179, 1310, 1371, 1560, 1572, 1703, 1828, 1965, 2285, 2340, 2358, 2620, 2742, 3144, 3406, 3656, 3930, 4113, 4570, 4680, 4716, 5109, 5240, 5484, 5895, 5941, 6812, 6855, 7860, 8226, 8515, 9140, 9432, 10218, 10968, 11790, 11882, 13624, 13710, 15327, 15720, 16452, 17030, 17823, 18280, 20436, 20565, 23580, 23764, 25545, 27420, 29705, 30654, 32904, 34060, 35646, 40872, 41130, 47160, 47528, 51090, 53469, 54840, 59410, 59867, 61308, 68120, 71292, 76635, 82260, 89115, 102180, 106938, 118820, 119734, 122616, 142584, 153270, 164520, 178230, 179601, 204360, 213876, 237640, 239468, 267345, 299335, 306540, 356460, 359202, 427752, 478936, 534690, 538803, 598670, 613080, 712920, 718404, 778271, 898005, 1069380, 1077606, 1197340, 1436808, 1556542, 1796010, 2138760, 2155212, 2334813, 2394680, 2694015, 3113084, 3592020, 3891355, 4310424, 4669626, 5388030, 6226168, 7004439, 7184040, 7782710, 9339252, 10776060, 11674065, 14008878, 15565420, 18678504, 21552120, 23348130, 28017756, 31130840, 35022195, 46696260, 56035512, 70044390, 93392520, 140088780, 280177560]

約数ペア:

[(1, 280177560), (2, 140088780), (3, 93392520), (4, 70044390), (5, 56035512), (6, 46696260), (8, 35022195), (9, 31130840), (10, 28017756), (12, 23348130), (13, 21552120), (15, 18678504), (18, 15565420), (20, 14008878), (24, 11674065), (26, 10776060), (30, 9339252), (36, 7782710), (39, 7184040), (40, 7004439), (45, 6226168), (52, 5388030), (60, 4669626), (65, 4310424), (72, 3891355), (78, 3592020), (90, 3113084), (104, 2694015), (117, 2394680), (120, 2334813), (130, 2155212), (131, 2138760), (156, 1796010), (180, 1556542), (195, 1436808), (234, 1197340), (260, 1077606), (262, 1069380), (312, 898005), (360, 778271), (390, 718404), (393, 712920), (457, 613080), (468, 598670), (520, 538803), (524, 534690), (585, 478936), (655, 427752), (780, 359202), (786, 356460), (914, 306540), (936, 299335), (1048, 267345), (1170, 239468), (1179, 237640), (1310, 213876), (1371, 204360), (1560, 179601), (1572, 178230), (1703, 164520), (1828, 153270), (1965, 142584), (2285, 122616), (2340, 119734), (2358, 118820), (2620, 106938), (2742, 102180), (3144, 89115), (3406, 82260), (3656, 76635), (3930, 71292), (4113, 68120), (4570, 61308), (4680, 59867), (4716, 59410), (5109, 54840), (5240, 53469), (5484, 51090), (5895, 47528), (5941, 47160), (6812, 41130), (6855, 40872), (7860, 35646), (8226, 34060), (8515, 32904), (9140, 30654), (9432, 29705), (10218, 27420), (10968, 25545), (11790, 23764), (11882, 23580), (13624, 20565), (13710, 20436), (15327, 18280), (15720, 17823), (16452, 17030)]