206304280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 606795840

約数和(自身を除く): 400491560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 157, 182, 190, 247, 260, 266, 280, 314, 361, 364, 380, 455, 494, 520, 532, 628, 665, 722, 728, 760, 785, 910, 988, 1064, 1099, 1235, 1256, 1330, 1444, 1570, 1729, 1805, 1820, 1976, 2041, 2198, 2470, 2527, 2660, 2888, 2983, 3140, 3458, 3610, 3640, 4082, 4396, 4693, 4940, 5054, 5320, 5495, 5966, 6280, 6916, 7220, 8164, 8645, 8792, 9386, 9880, 10108, 10205, 10990, 11932, 12635, 13832, 14287, 14440, 14915, 16328, 17290, 18772, 20216, 20410, 20881, 21980, 23465, 23864, 25270, 28574, 29830, 32851, 34580, 37544, 38779, 40820, 41762, 43960, 46930, 50540, 56677, 57148, 59660, 65702, 69160, 71435, 77558, 81640, 83524, 93860, 101080, 104405, 113354, 114296, 119320, 131404, 142870, 155116, 164255, 167048, 187720, 193895, 208810, 226708, 262808, 271453, 283385, 285740, 310232, 328510, 387790, 396739, 417620, 453416, 542906, 566770, 571480, 657020, 736801, 775580, 793478, 835240, 1085812, 1133540, 1314040, 1357265, 1473602, 1551160, 1586956, 1983695, 2171624, 2267080, 2714530, 2947204, 3173912, 3684005, 3967390, 5157607, 5429060, 5894408, 7368010, 7934780, 10315214, 10858120, 14736020, 15869560, 20630428, 25788035, 29472040, 41260856, 51576070, 103152140, 206304280]

約数ペア:

[(1, 206304280), (2, 103152140), (4, 51576070), (5, 41260856), (7, 29472040), (8, 25788035), (10, 20630428), (13, 15869560), (14, 14736020), (19, 10858120), (20, 10315214), (26, 7934780), (28, 7368010), (35, 5894408), (38, 5429060), (40, 5157607), (52, 3967390), (56, 3684005), (65, 3173912), (70, 2947204), (76, 2714530), (91, 2267080), (95, 2171624), (104, 1983695), (130, 1586956), (133, 1551160), (140, 1473602), (152, 1357265), (157, 1314040), (182, 1133540), (190, 1085812), (247, 835240), (260, 793478), (266, 775580), (280, 736801), (314, 657020), (361, 571480), (364, 566770), (380, 542906), (455, 453416), (494, 417620), (520, 396739), (532, 387790), (628, 328510), (665, 310232), (722, 285740), (728, 283385), (760, 271453), (785, 262808), (910, 226708), (988, 208810), (1064, 193895), (1099, 187720), (1235, 167048), (1256, 164255), (1330, 155116), (1444, 142870), (1570, 131404), (1729, 119320), (1805, 114296), (1820, 113354), (1976, 104405), (2041, 101080), (2198, 93860), (2470, 83524), (2527, 81640), (2660, 77558), (2888, 71435), (2983, 69160), (3140, 65702), (3458, 59660), (3610, 57148), (3640, 56677), (4082, 50540), (4396, 46930), (4693, 43960), (4940, 41762), (5054, 40820), (5320, 38779), (5495, 37544), (5966, 34580), (6280, 32851), (6916, 29830), (7220, 28574), (8164, 25270), (8645, 23864), (8792, 23465), (9386, 21980), (9880, 20881), (10108, 20410), (10205, 20216), (10990, 18772), (11932, 17290), (12635, 16328), (13832, 14915), (14287, 14440)]