217612890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:569

約数の個数: 192

約数和(自身を含む): 679311360

約数和(自身を除く): 461698470

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 23, 30, 33, 38, 45, 46, 55, 57, 66, 69, 90, 95, 99, 110, 114, 115, 138, 165, 171, 190, 198, 207, 209, 230, 253, 285, 330, 342, 345, 414, 418, 437, 495, 503, 506, 570, 627, 690, 759, 855, 874, 990, 1006, 1035, 1045, 1254, 1265, 1311, 1509, 1518, 1710, 1881, 2070, 2090, 2185, 2277, 2515, 2530, 2622, 3018, 3135, 3762, 3795, 3933, 4370, 4527, 4554, 4807, 5030, 5533, 6270, 6555, 7545, 7590, 7866, 9054, 9405, 9557, 9614, 11066, 11385, 11569, 13110, 14421, 15090, 16599, 18810, 19114, 19665, 22635, 22770, 23138, 24035, 27665, 28671, 28842, 33198, 34707, 39330, 43263, 45270, 47785, 48070, 49797, 55330, 57342, 57845, 69414, 72105, 82995, 86013, 86526, 95570, 99594, 104121, 105127, 115690, 127259, 143355, 144210, 165990, 172026, 173535, 208242, 210254, 216315, 219811, 248985, 254518, 286710, 315381, 347070, 381777, 430065, 432630, 439622, 497970, 520605, 525635, 630762, 636295, 659433, 763554, 860130, 946143, 1041210, 1051270, 1099055, 1145331, 1272590, 1318866, 1576905, 1892286, 1908885, 1978299, 2198110, 2290662, 2417921, 3153810, 3297165, 3817770, 3956598, 4730715, 4835842, 5726655, 6594330, 7253763, 9461430, 9891495, 11453310, 12089605, 14507526, 19782990, 21761289, 24179210, 36268815, 43522578, 72537630, 108806445, 217612890]

約数ペア:

[(1, 217612890), (2, 108806445), (3, 72537630), (5, 43522578), (6, 36268815), (9, 24179210), (10, 21761289), (11, 19782990), (15, 14507526), (18, 12089605), (19, 11453310), (22, 9891495), (23, 9461430), (30, 7253763), (33, 6594330), (38, 5726655), (45, 4835842), (46, 4730715), (55, 3956598), (57, 3817770), (66, 3297165), (69, 3153810), (90, 2417921), (95, 2290662), (99, 2198110), (110, 1978299), (114, 1908885), (115, 1892286), (138, 1576905), (165, 1318866), (171, 1272590), (190, 1145331), (198, 1099055), (207, 1051270), (209, 1041210), (230, 946143), (253, 860130), (285, 763554), (330, 659433), (342, 636295), (345, 630762), (414, 525635), (418, 520605), (437, 497970), (495, 439622), (503, 432630), (506, 430065), (570, 381777), (627, 347070), (690, 315381), (759, 286710), (855, 254518), (874, 248985), (990, 219811), (1006, 216315), (1035, 210254), (1045, 208242), (1254, 173535), (1265, 172026), (1311, 165990), (1509, 144210), (1518, 143355), (1710, 127259), (1881, 115690), (2070, 105127), (2090, 104121), (2185, 99594), (2277, 95570), (2515, 86526), (2530, 86013), (2622, 82995), (3018, 72105), (3135, 69414), (3762, 57845), (3795, 57342), (3933, 55330), (4370, 49797), (4527, 48070), (4554, 47785), (4807, 45270), (5030, 43263), (5533, 39330), (6270, 34707), (6555, 33198), (7545, 28842), (7590, 28671), (7866, 27665), (9054, 24035), (9405, 23138), (9557, 22770), (9614, 22635), (11066, 19665), (11385, 19114), (11569, 18810), (13110, 16599), (14421, 15090)]