209914980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:446

約数の個数: 192

約数和(自身を含む): 693681408

約数和(自身を除く): 483766428

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 53, 55, 60, 66, 68, 85, 102, 106, 110, 132, 159, 165, 170, 187, 204, 212, 220, 255, 265, 318, 330, 340, 353, 374, 510, 530, 561, 583, 636, 660, 706, 748, 795, 901, 935, 1020, 1059, 1060, 1122, 1166, 1412, 1590, 1749, 1765, 1802, 1870, 2118, 2244, 2332, 2703, 2805, 2915, 3180, 3498, 3530, 3604, 3740, 3883, 4236, 4505, 5295, 5406, 5610, 5830, 6001, 6996, 7060, 7766, 8745, 9010, 9911, 10590, 10812, 11220, 11649, 11660, 12002, 13515, 15532, 17490, 18003, 18020, 18709, 19415, 19822, 21180, 23298, 24004, 27030, 29733, 30005, 34980, 36006, 37418, 38830, 39644, 46596, 49555, 54060, 56127, 58245, 59466, 60010, 66011, 72012, 74836, 77660, 90015, 93545, 99110, 112254, 116490, 118932, 120020, 132022, 148665, 180030, 187090, 198033, 198220, 205799, 224508, 232980, 264044, 280635, 297330, 318053, 330055, 360060, 374180, 396066, 411598, 561270, 594660, 617397, 636106, 660110, 792132, 823196, 954159, 990165, 1028995, 1122540, 1234794, 1272212, 1320220, 1590265, 1908318, 1980330, 2057990, 2469588, 3086985, 3180530, 3498583, 3816636, 3960660, 4115980, 4770795, 6173970, 6361060, 6997166, 9541590, 10495749, 12347940, 13994332, 17492915, 19083180, 20991498, 34985830, 41982996, 52478745, 69971660, 104957490, 209914980]

約数ペア:

[(1, 209914980), (2, 104957490), (3, 69971660), (4, 52478745), (5, 41982996), (6, 34985830), (10, 20991498), (11, 19083180), (12, 17492915), (15, 13994332), (17, 12347940), (20, 10495749), (22, 9541590), (30, 6997166), (33, 6361060), (34, 6173970), (44, 4770795), (51, 4115980), (53, 3960660), (55, 3816636), (60, 3498583), (66, 3180530), (68, 3086985), (85, 2469588), (102, 2057990), (106, 1980330), (110, 1908318), (132, 1590265), (159, 1320220), (165, 1272212), (170, 1234794), (187, 1122540), (204, 1028995), (212, 990165), (220, 954159), (255, 823196), (265, 792132), (318, 660110), (330, 636106), (340, 617397), (353, 594660), (374, 561270), (510, 411598), (530, 396066), (561, 374180), (583, 360060), (636, 330055), (660, 318053), (706, 297330), (748, 280635), (795, 264044), (901, 232980), (935, 224508), (1020, 205799), (1059, 198220), (1060, 198033), (1122, 187090), (1166, 180030), (1412, 148665), (1590, 132022), (1749, 120020), (1765, 118932), (1802, 116490), (1870, 112254), (2118, 99110), (2244, 93545), (2332, 90015), (2703, 77660), (2805, 74836), (2915, 72012), (3180, 66011), (3498, 60010), (3530, 59466), (3604, 58245), (3740, 56127), (3883, 54060), (4236, 49555), (4505, 46596), (5295, 39644), (5406, 38830), (5610, 37418), (5830, 36006), (6001, 34980), (6996, 30005), (7060, 29733), (7766, 27030), (8745, 24004), (9010, 23298), (9911, 21180), (10590, 19822), (10812, 19415), (11220, 18709), (11649, 18020), (11660, 18003), (12002, 17490), (13515, 15532)]