87006920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 256

約数和(自身を含む): 274337280

約数和(自身を除く): 187330360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 41, 44, 52, 53, 55, 56, 65, 70, 77, 82, 88, 91, 104, 106, 110, 130, 140, 143, 154, 164, 182, 205, 212, 220, 260, 265, 280, 286, 287, 308, 328, 364, 371, 385, 410, 424, 440, 451, 455, 520, 530, 533, 572, 574, 583, 616, 689, 715, 728, 742, 770, 820, 902, 910, 1001, 1060, 1066, 1144, 1148, 1166, 1378, 1430, 1435, 1484, 1540, 1640, 1804, 1820, 1855, 2002, 2120, 2132, 2173, 2255, 2296, 2332, 2665, 2756, 2860, 2870, 2915, 2968, 3080, 3157, 3445, 3608, 3640, 3710, 3731, 4004, 4081, 4264, 4346, 4510, 4664, 4823, 5005, 5330, 5512, 5720, 5740, 5830, 5863, 6314, 6890, 7420, 7462, 7579, 8008, 8162, 8692, 9020, 9646, 10010, 10660, 10865, 11480, 11660, 11726, 12628, 13780, 14840, 14924, 15158, 15211, 15785, 16324, 17384, 18040, 18655, 19292, 20020, 20405, 21320, 21730, 23320, 23452, 23903, 24115, 25256, 27560, 28249, 29315, 29848, 30316, 30422, 31570, 32648, 37310, 37895, 38584, 40040, 40810, 41041, 43460, 46904, 47806, 48230, 53053, 56498, 58630, 60632, 60844, 63140, 74620, 75790, 76055, 81620, 82082, 86920, 95612, 96460, 106106, 112996, 117260, 119515, 121688, 126280, 141245, 149240, 151580, 152110, 163240, 164164, 167321, 191224, 192920, 197743, 205205, 212212, 225992, 234520, 239030, 265265, 282490, 303160, 304220, 310739, 328328, 334642, 395486, 410410, 424424, 478060, 530530, 564980, 608440, 621478, 669284, 790972, 820820, 836605, 956120, 988715, 1061060, 1129960, 1242956, 1338568, 1553695, 1581944, 1641640, 1673210, 1977430, 2122120, 2175173, 2485912, 3107390, 3346420, 3954860, 4350346, 6214780, 6692840, 7909720, 8700692, 10875865, 12429560, 17401384, 21751730, 43503460, 87006920]

約数ペア:

[(1, 87006920), (2, 43503460), (4, 21751730), (5, 17401384), (7, 12429560), (8, 10875865), (10, 8700692), (11, 7909720), (13, 6692840), (14, 6214780), (20, 4350346), (22, 3954860), (26, 3346420), (28, 3107390), (35, 2485912), (40, 2175173), (41, 2122120), (44, 1977430), (52, 1673210), (53, 1641640), (55, 1581944), (56, 1553695), (65, 1338568), (70, 1242956), (77, 1129960), (82, 1061060), (88, 988715), (91, 956120), (104, 836605), (106, 820820), (110, 790972), (130, 669284), (140, 621478), (143, 608440), (154, 564980), (164, 530530), (182, 478060), (205, 424424), (212, 410410), (220, 395486), (260, 334642), (265, 328328), (280, 310739), (286, 304220), (287, 303160), (308, 282490), (328, 265265), (364, 239030), (371, 234520), (385, 225992), (410, 212212), (424, 205205), (440, 197743), (451, 192920), (455, 191224), (520, 167321), (530, 164164), (533, 163240), (572, 152110), (574, 151580), (583, 149240), (616, 141245), (689, 126280), (715, 121688), (728, 119515), (742, 117260), (770, 112996), (820, 106106), (902, 96460), (910, 95612), (1001, 86920), (1060, 82082), (1066, 81620), (1144, 76055), (1148, 75790), (1166, 74620), (1378, 63140), (1430, 60844), (1435, 60632), (1484, 58630), (1540, 56498), (1640, 53053), (1804, 48230), (1820, 47806), (1855, 46904), (2002, 43460), (2120, 41041), (2132, 40810), (2173, 40040), (2255, 38584), (2296, 37895), (2332, 37310), (2665, 32648), (2756, 31570), (2860, 30422), (2870, 30316), (2915, 29848), (2968, 29315), (3080, 28249), (3157, 27560), (3445, 25256), (3608, 24115), (3640, 23903), (3710, 23452), (3731, 23320), (4004, 21730), (4081, 21320), (4264, 20405), (4346, 20020), (4510, 19292), (4664, 18655), (4823, 18040), (5005, 17384), (5330, 16324), (5512, 15785), (5720, 15211), (5740, 15158), (5830, 14924), (5863, 14840), (6314, 13780), (6890, 12628), (7420, 11726), (7462, 11660), (7579, 11480), (8008, 10865), (8162, 10660), (8692, 10010), (9020, 9646)]