900973388

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 2057690880

約数和(自身を除く): 1156717492

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 67, 76, 92, 98, 133, 134, 157, 161, 196, 266, 268, 314, 322, 437, 469, 532, 628, 644, 874, 931, 938, 1099, 1127, 1273, 1541, 1748, 1862, 1876, 2198, 2254, 2546, 2983, 3059, 3082, 3283, 3611, 3724, 4396, 4508, 5092, 5966, 6118, 6164, 6566, 7222, 7693, 8911, 10519, 10787, 11932, 12236, 13132, 14444, 15386, 17822, 20881, 21038, 21413, 21574, 25277, 29279, 30772, 35644, 41762, 42076, 42826, 43148, 50554, 58558, 62377, 68609, 73633, 75509, 83524, 85652, 101108, 117116, 124754, 137218, 146167, 147266, 151018, 176939, 199861, 204953, 241937, 249508, 274436, 292334, 294532, 302036, 353878, 399722, 409906, 480263, 483874, 515431, 584668, 707756, 799444, 819812, 960526, 967748, 1030862, 1399027, 1434671, 1693559, 1921052, 2061724, 2798054, 2869342, 3361841, 3387118, 4596803, 5596108, 5738684, 6723682, 6774236, 9193606, 9793189, 11854913, 13447364, 18387212, 19586378, 23709826, 32177621, 39172756, 47419652, 64355242, 128710484, 225243347, 450486694, 900973388]

約数ペア:

[(1, 900973388), (2, 450486694), (4, 225243347), (7, 128710484), (14, 64355242), (19, 47419652), (23, 39172756), (28, 32177621), (38, 23709826), (46, 19586378), (49, 18387212), (67, 13447364), (76, 11854913), (92, 9793189), (98, 9193606), (133, 6774236), (134, 6723682), (157, 5738684), (161, 5596108), (196, 4596803), (266, 3387118), (268, 3361841), (314, 2869342), (322, 2798054), (437, 2061724), (469, 1921052), (532, 1693559), (628, 1434671), (644, 1399027), (874, 1030862), (931, 967748), (938, 960526), (1099, 819812), (1127, 799444), (1273, 707756), (1541, 584668), (1748, 515431), (1862, 483874), (1876, 480263), (2198, 409906), (2254, 399722), (2546, 353878), (2983, 302036), (3059, 294532), (3082, 292334), (3283, 274436), (3611, 249508), (3724, 241937), (4396, 204953), (4508, 199861), (5092, 176939), (5966, 151018), (6118, 147266), (6164, 146167), (6566, 137218), (7222, 124754), (7693, 117116), (8911, 101108), (10519, 85652), (10787, 83524), (11932, 75509), (12236, 73633), (13132, 68609), (14444, 62377), (15386, 58558), (17822, 50554), (20881, 43148), (21038, 42826), (21413, 42076), (21574, 41762), (25277, 35644), (29279, 30772)]