205051770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1409}}^1$

素因数の和:1450

約数の個数: 192

約数和(自身を含む): 694396800

約数和(自身を除く): 489345030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 49, 54, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 135, 147, 154, 165, 189, 198, 210, 231, 245, 270, 294, 297, 315, 330, 378, 385, 441, 462, 490, 495, 539, 594, 630, 693, 735, 770, 882, 945, 990, 1078, 1155, 1323, 1386, 1409, 1470, 1485, 1617, 1890, 2079, 2205, 2310, 2646, 2695, 2818, 2970, 3234, 3465, 4158, 4227, 4410, 4851, 5390, 6615, 6930, 7045, 8085, 8454, 9702, 9863, 10395, 12681, 13230, 14090, 14553, 15499, 16170, 19726, 20790, 21135, 24255, 25362, 29106, 29589, 30998, 38043, 42270, 46497, 48510, 49315, 59178, 63405, 69041, 72765, 76086, 77495, 88767, 92994, 98630, 108493, 126810, 138082, 139491, 145530, 147945, 154990, 177534, 190215, 207123, 216986, 232485, 266301, 278982, 295890, 325479, 345205, 380430, 414246, 418473, 443835, 464970, 532602, 542465, 621369, 650958, 690410, 697455, 759451, 836946, 887670, 976437, 1035615, 1084930, 1242738, 1331505, 1394910, 1518902, 1627395, 1864107, 1952874, 2071230, 2092365, 2278353, 2663010, 2929311, 3106845, 3254790, 3728214, 3797255, 4184730, 4556706, 4882185, 5858622, 6213690, 6835059, 7594510, 9320535, 9764370, 11391765, 13670118, 14646555, 18641070, 20505177, 22783530, 29293110, 34175295, 41010354, 68350590, 102525885, 205051770]

約数ペア:

[(1, 205051770), (2, 102525885), (3, 68350590), (5, 41010354), (6, 34175295), (7, 29293110), (9, 22783530), (10, 20505177), (11, 18641070), (14, 14646555), (15, 13670118), (18, 11391765), (21, 9764370), (22, 9320535), (27, 7594510), (30, 6835059), (33, 6213690), (35, 5858622), (42, 4882185), (45, 4556706), (49, 4184730), (54, 3797255), (55, 3728214), (63, 3254790), (66, 3106845), (70, 2929311), (77, 2663010), (90, 2278353), (98, 2092365), (99, 2071230), (105, 1952874), (110, 1864107), (126, 1627395), (135, 1518902), (147, 1394910), (154, 1331505), (165, 1242738), (189, 1084930), (198, 1035615), (210, 976437), (231, 887670), (245, 836946), (270, 759451), (294, 697455), (297, 690410), (315, 650958), (330, 621369), (378, 542465), (385, 532602), (441, 464970), (462, 443835), (490, 418473), (495, 414246), (539, 380430), (594, 345205), (630, 325479), (693, 295890), (735, 278982), (770, 266301), (882, 232485), (945, 216986), (990, 207123), (1078, 190215), (1155, 177534), (1323, 154990), (1386, 147945), (1409, 145530), (1470, 139491), (1485, 138082), (1617, 126810), (1890, 108493), (2079, 98630), (2205, 92994), (2310, 88767), (2646, 77495), (2695, 76086), (2818, 72765), (2970, 69041), (3234, 63405), (3465, 59178), (4158, 49315), (4227, 48510), (4410, 46497), (4851, 42270), (5390, 38043), (6615, 30998), (6930, 29589), (7045, 29106), (8085, 25362), (8454, 24255), (9702, 21135), (9863, 20790), (10395, 19726), (12681, 16170), (13230, 15499), (14090, 14553)]