205492980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2341}}^1$

素因数の和:2390

約数の個数: 192

約数和(自身を含む): 755435520

約数和(自身を除く): 549942540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 462, 532, 570, 627, 660, 665, 770, 798, 836, 924, 1045, 1140, 1155, 1254, 1330, 1463, 1540, 1596, 1995, 2090, 2310, 2341, 2508, 2660, 2926, 3135, 3990, 4180, 4389, 4620, 4682, 5852, 6270, 7023, 7315, 7980, 8778, 9364, 11705, 12540, 14046, 14630, 16387, 17556, 21945, 23410, 25751, 28092, 29260, 32774, 35115, 43890, 44479, 46820, 49161, 51502, 65548, 70230, 77253, 81935, 87780, 88958, 98322, 103004, 128755, 133437, 140460, 154506, 163870, 177916, 180257, 196644, 222395, 245805, 257510, 266874, 309012, 311353, 327740, 360514, 386265, 444790, 489269, 491610, 515020, 533748, 540771, 622706, 667185, 721028, 772530, 889580, 901285, 934059, 978538, 983220, 1081542, 1245412, 1334370, 1467807, 1545060, 1556765, 1802570, 1868118, 1957076, 2163084, 2446345, 2668740, 2703855, 2935614, 3113530, 3424883, 3605140, 3736236, 4670295, 4892690, 5407710, 5871228, 6227060, 6849766, 7339035, 9340590, 9785380, 10274649, 10815420, 13699532, 14678070, 17124415, 18681180, 20549298, 29356140, 34248830, 41098596, 51373245, 68497660, 102746490, 205492980]

約数ペア:

[(1, 205492980), (2, 102746490), (3, 68497660), (4, 51373245), (5, 41098596), (6, 34248830), (7, 29356140), (10, 20549298), (11, 18681180), (12, 17124415), (14, 14678070), (15, 13699532), (19, 10815420), (20, 10274649), (21, 9785380), (22, 9340590), (28, 7339035), (30, 6849766), (33, 6227060), (35, 5871228), (38, 5407710), (42, 4892690), (44, 4670295), (55, 3736236), (57, 3605140), (60, 3424883), (66, 3113530), (70, 2935614), (76, 2703855), (77, 2668740), (84, 2446345), (95, 2163084), (105, 1957076), (110, 1868118), (114, 1802570), (132, 1556765), (133, 1545060), (140, 1467807), (154, 1334370), (165, 1245412), (190, 1081542), (209, 983220), (210, 978538), (220, 934059), (228, 901285), (231, 889580), (266, 772530), (285, 721028), (308, 667185), (330, 622706), (380, 540771), (385, 533748), (399, 515020), (418, 491610), (420, 489269), (462, 444790), (532, 386265), (570, 360514), (627, 327740), (660, 311353), (665, 309012), (770, 266874), (798, 257510), (836, 245805), (924, 222395), (1045, 196644), (1140, 180257), (1155, 177916), (1254, 163870), (1330, 154506), (1463, 140460), (1540, 133437), (1596, 128755), (1995, 103004), (2090, 98322), (2310, 88958), (2341, 87780), (2508, 81935), (2660, 77253), (2926, 70230), (3135, 65548), (3990, 51502), (4180, 49161), (4389, 46820), (4620, 44479), (4682, 43890), (5852, 35115), (6270, 32774), (7023, 29260), (7315, 28092), (7980, 25751), (8778, 23410), (9364, 21945), (11705, 17556), (12540, 16387), (14046, 14630)]