208868520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:632

約数の個数: 256

約数和(自身を含む): 787968000

約数和(自身を除く): 579099480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 46, 56, 57, 60, 69, 70, 76, 84, 92, 95, 105, 114, 115, 120, 133, 138, 140, 152, 161, 168, 184, 190, 210, 228, 230, 266, 276, 280, 285, 322, 345, 380, 399, 420, 437, 456, 460, 483, 532, 552, 569, 570, 644, 665, 690, 760, 798, 805, 840, 874, 920, 966, 1064, 1138, 1140, 1288, 1311, 1330, 1380, 1596, 1610, 1707, 1748, 1932, 1995, 2185, 2276, 2280, 2415, 2622, 2660, 2760, 2845, 3059, 3192, 3220, 3414, 3496, 3864, 3983, 3990, 4370, 4552, 4830, 5244, 5320, 5690, 6118, 6440, 6555, 6828, 7966, 7980, 8535, 8740, 9177, 9660, 10488, 10811, 11380, 11949, 12236, 13087, 13110, 13656, 15295, 15932, 15960, 17070, 17480, 18354, 19320, 19915, 21622, 22760, 23898, 24472, 26174, 26220, 30590, 31864, 32433, 34140, 36708, 39261, 39830, 43244, 45885, 47796, 52348, 52440, 54055, 59745, 61180, 64866, 65435, 68280, 73416, 75677, 78522, 79660, 86488, 91609, 91770, 95592, 104696, 108110, 119490, 122360, 129732, 130870, 151354, 157044, 159320, 162165, 183218, 183540, 196305, 216220, 227031, 238980, 248653, 259464, 261740, 274827, 302708, 314088, 324330, 366436, 367080, 378385, 392610, 432440, 454062, 458045, 477960, 497306, 523480, 549654, 605416, 648660, 732872, 745959, 756770, 785220, 908124, 916090, 994612, 1099308, 1135155, 1243265, 1297320, 1374135, 1491918, 1513540, 1570440, 1740571, 1816248, 1832180, 1989224, 2198616, 2270310, 2486530, 2748270, 2983836, 3027080, 3481142, 3664360, 3729795, 4540620, 4973060, 5221713, 5496540, 5967672, 6962284, 7459590, 8702855, 9081240, 9946120, 10443426, 10993080, 13924568, 14919180, 17405710, 20886852, 26108565, 29838360, 34811420, 41773704, 52217130, 69622840, 104434260, 208868520]

約数ペア:

[(1, 208868520), (2, 104434260), (3, 69622840), (4, 52217130), (5, 41773704), (6, 34811420), (7, 29838360), (8, 26108565), (10, 20886852), (12, 17405710), (14, 14919180), (15, 13924568), (19, 10993080), (20, 10443426), (21, 9946120), (23, 9081240), (24, 8702855), (28, 7459590), (30, 6962284), (35, 5967672), (38, 5496540), (40, 5221713), (42, 4973060), (46, 4540620), (56, 3729795), (57, 3664360), (60, 3481142), (69, 3027080), (70, 2983836), (76, 2748270), (84, 2486530), (92, 2270310), (95, 2198616), (105, 1989224), (114, 1832180), (115, 1816248), (120, 1740571), (133, 1570440), (138, 1513540), (140, 1491918), (152, 1374135), (161, 1297320), (168, 1243265), (184, 1135155), (190, 1099308), (210, 994612), (228, 916090), (230, 908124), (266, 785220), (276, 756770), (280, 745959), (285, 732872), (322, 648660), (345, 605416), (380, 549654), (399, 523480), (420, 497306), (437, 477960), (456, 458045), (460, 454062), (483, 432440), (532, 392610), (552, 378385), (569, 367080), (570, 366436), (644, 324330), (665, 314088), (690, 302708), (760, 274827), (798, 261740), (805, 259464), (840, 248653), (874, 238980), (920, 227031), (966, 216220), (1064, 196305), (1138, 183540), (1140, 183218), (1288, 162165), (1311, 159320), (1330, 157044), (1380, 151354), (1596, 130870), (1610, 129732), (1707, 122360), (1748, 119490), (1932, 108110), (1995, 104696), (2185, 95592), (2276, 91770), (2280, 91609), (2415, 86488), (2622, 79660), (2660, 78522), (2760, 75677), (2845, 73416), (3059, 68280), (3192, 65435), (3220, 64866), (3414, 61180), (3496, 59745), (3864, 54055), (3983, 52440), (3990, 52348), (4370, 47796), (4552, 45885), (4830, 43244), (5244, 39830), (5320, 39261), (5690, 36708), (6118, 34140), (6440, 32433), (6555, 31864), (6828, 30590), (7966, 26220), (7980, 26174), (8535, 24472), (8740, 23898), (9177, 22760), (9660, 21622), (10488, 19915), (10811, 19320), (11380, 18354), (11949, 17480), (12236, 17070), (13087, 15960), (13110, 15932), (13656, 15295)]