20199227940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{2269}}^1$

素因数の和:2459

約数の個数: 216

約数和(自身を含む): 65166224760

約数和(自身を除く): 44966996820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 171, 180, 190, 228, 274, 285, 342, 361, 380, 411, 548, 570, 684, 685, 722, 822, 855, 1083, 1140, 1233, 1370, 1444, 1644, 1710, 1805, 2055, 2166, 2269, 2466, 2603, 2740, 3249, 3420, 3610, 4110, 4332, 4538, 4932, 5206, 5415, 6165, 6498, 6807, 7220, 7809, 8220, 9076, 10412, 10830, 11345, 12330, 12996, 13015, 13614, 15618, 16245, 20421, 21660, 22690, 23427, 24660, 26030, 27228, 31236, 32490, 34035, 39045, 40842, 43111, 45380, 46854, 49457, 52060, 64980, 68070, 78090, 81684, 86222, 93708, 98914, 102105, 117135, 129333, 136140, 148371, 156180, 172444, 197828, 204210, 215555, 234270, 247285, 258666, 296742, 310853, 387999, 408420, 431110, 445113, 468540, 494570, 517332, 593484, 621706, 646665, 741855, 775998, 819109, 862220, 890226, 932559, 989140, 1243412, 1293330, 1483710, 1551996, 1554265, 1638218, 1780452, 1865118, 1939995, 2225565, 2457327, 2586660, 2797677, 2967420, 3108530, 3276436, 3730236, 3879990, 4095545, 4451130, 4662795, 4914654, 5595354, 5906207, 6217060, 7371981, 7759980, 8191090, 8902260, 9325590, 9829308, 11190708, 11812414, 12286635, 13988385, 14743962, 16382180, 17718621, 18651180, 23624828, 24573270, 27976770, 29487924, 29531035, 35437242, 36859905, 49146540, 53155863, 55953540, 59062070, 70874484, 73719810, 88593105, 106311726, 112217933, 118124140, 147439620, 177186210, 212623452, 224435866, 265779315, 336653799, 354372420, 448871732, 531558630, 561089665, 673307598, 1009961397, 1063117260, 1122179330, 1346615196, 1683268995, 2019922794, 2244358660, 3366537990, 4039845588, 5049806985, 6733075980, 10099613970, 20199227940]

約数ペア:

[(1, 20199227940), (2, 10099613970), (3, 6733075980), (4, 5049806985), (5, 4039845588), (6, 3366537990), (9, 2244358660), (10, 2019922794), (12, 1683268995), (15, 1346615196), (18, 1122179330), (19, 1063117260), (20, 1009961397), (30, 673307598), (36, 561089665), (38, 531558630), (45, 448871732), (57, 354372420), (60, 336653799), (76, 265779315), (90, 224435866), (95, 212623452), (114, 177186210), (137, 147439620), (171, 118124140), (180, 112217933), (190, 106311726), (228, 88593105), (274, 73719810), (285, 70874484), (342, 59062070), (361, 55953540), (380, 53155863), (411, 49146540), (548, 36859905), (570, 35437242), (684, 29531035), (685, 29487924), (722, 27976770), (822, 24573270), (855, 23624828), (1083, 18651180), (1140, 17718621), (1233, 16382180), (1370, 14743962), (1444, 13988385), (1644, 12286635), (1710, 11812414), (1805, 11190708), (2055, 9829308), (2166, 9325590), (2269, 8902260), (2466, 8191090), (2603, 7759980), (2740, 7371981), (3249, 6217060), (3420, 5906207), (3610, 5595354), (4110, 4914654), (4332, 4662795), (4538, 4451130), (4932, 4095545), (5206, 3879990), (5415, 3730236), (6165, 3276436), (6498, 3108530), (6807, 2967420), (7220, 2797677), (7809, 2586660), (8220, 2457327), (9076, 2225565), (10412, 1939995), (10830, 1865118), (11345, 1780452), (12330, 1638218), (12996, 1554265), (13015, 1551996), (13614, 1483710), (15618, 1293330), (16245, 1243412), (20421, 989140), (21660, 932559), (22690, 890226), (23427, 862220), (24660, 819109), (26030, 775998), (27228, 741855), (31236, 646665), (32490, 621706), (34035, 593484), (39045, 517332), (40842, 494570), (43111, 468540), (45380, 445113), (46854, 431110), (49457, 408420), (52060, 387999), (64980, 310853), (68070, 296742), (78090, 258666), (81684, 247285), (86222, 234270), (93708, 215555), (98914, 204210), (102105, 197828), (117135, 172444), (129333, 156180), (136140, 148371)]