215276320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 620960256

約数和(自身を除く): 405683936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 61, 70, 80, 92, 112, 115, 122, 137, 140, 160, 161, 184, 224, 230, 244, 274, 280, 305, 322, 368, 427, 460, 488, 548, 560, 610, 644, 685, 736, 805, 854, 920, 959, 976, 1096, 1120, 1220, 1288, 1370, 1403, 1610, 1708, 1840, 1918, 1952, 2135, 2192, 2440, 2576, 2740, 2806, 3151, 3220, 3416, 3680, 3836, 4270, 4384, 4795, 4880, 5152, 5480, 5612, 6302, 6440, 6832, 7015, 7672, 8357, 8540, 9590, 9760, 9821, 10960, 11224, 12604, 12880, 13664, 14030, 15344, 15755, 16714, 17080, 19180, 19642, 21920, 22057, 22448, 25208, 25760, 28060, 30688, 31510, 33428, 34160, 38360, 39284, 41785, 44114, 44896, 49105, 50416, 56120, 58499, 63020, 66856, 68320, 76720, 78568, 83570, 88228, 98210, 100832, 110285, 112240, 116998, 126040, 133712, 153440, 157136, 167140, 176456, 192211, 196420, 220570, 224480, 233996, 252080, 267424, 292495, 314272, 334280, 352912, 384422, 392840, 441140, 467992, 504160, 584990, 668560, 705824, 768844, 785680, 882280, 935984, 961055, 1169980, 1337120, 1345477, 1537688, 1571360, 1764560, 1871968, 1922110, 2339960, 2690954, 3075376, 3529120, 3844220, 4679920, 5381908, 6150752, 6727385, 7688440, 9359840, 10763816, 13454770, 15376880, 21527632, 26909540, 30753760, 43055264, 53819080, 107638160, 215276320]

約数ペア:

[(1, 215276320), (2, 107638160), (4, 53819080), (5, 43055264), (7, 30753760), (8, 26909540), (10, 21527632), (14, 15376880), (16, 13454770), (20, 10763816), (23, 9359840), (28, 7688440), (32, 6727385), (35, 6150752), (40, 5381908), (46, 4679920), (56, 3844220), (61, 3529120), (70, 3075376), (80, 2690954), (92, 2339960), (112, 1922110), (115, 1871968), (122, 1764560), (137, 1571360), (140, 1537688), (160, 1345477), (161, 1337120), (184, 1169980), (224, 961055), (230, 935984), (244, 882280), (274, 785680), (280, 768844), (305, 705824), (322, 668560), (368, 584990), (427, 504160), (460, 467992), (488, 441140), (548, 392840), (560, 384422), (610, 352912), (644, 334280), (685, 314272), (736, 292495), (805, 267424), (854, 252080), (920, 233996), (959, 224480), (976, 220570), (1096, 196420), (1120, 192211), (1220, 176456), (1288, 167140), (1370, 157136), (1403, 153440), (1610, 133712), (1708, 126040), (1840, 116998), (1918, 112240), (1952, 110285), (2135, 100832), (2192, 98210), (2440, 88228), (2576, 83570), (2740, 78568), (2806, 76720), (3151, 68320), (3220, 66856), (3416, 63020), (3680, 58499), (3836, 56120), (4270, 50416), (4384, 49105), (4795, 44896), (4880, 44114), (5152, 41785), (5480, 39284), (5612, 38360), (6302, 34160), (6440, 33428), (6832, 31510), (7015, 30688), (7672, 28060), (8357, 25760), (8540, 25208), (9590, 22448), (9760, 22057), (9821, 21920), (10960, 19642), (11224, 19180), (12604, 17080), (12880, 16714), (13664, 15755), (14030, 15344)]