208065390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 580124160

約数和(自身を除く): 372058770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 43, 57, 65, 78, 86, 95, 114, 129, 130, 190, 195, 215, 247, 258, 285, 390, 430, 494, 559, 570, 645, 653, 741, 817, 1118, 1235, 1290, 1306, 1482, 1634, 1677, 1959, 2451, 2470, 2795, 3265, 3354, 3705, 3918, 4085, 4902, 5590, 6530, 7410, 8170, 8385, 8489, 9795, 10621, 12255, 12407, 16770, 16978, 19590, 21242, 24510, 24814, 25467, 28079, 31863, 37221, 42445, 50934, 53105, 56158, 62035, 63726, 74442, 84237, 84890, 106210, 124070, 127335, 140395, 159315, 161291, 168474, 186105, 254670, 280790, 318630, 322582, 365027, 372210, 421185, 483873, 533501, 730054, 806455, 842370, 967746, 1067002, 1095081, 1600503, 1612910, 1825135, 2190162, 2419365, 2667505, 3201006, 3650270, 4838730, 5335010, 5475405, 6935513, 8002515, 10950810, 13871026, 16005030, 20806539, 34677565, 41613078, 69355130, 104032695, 208065390]

約数ペア:

[(1, 208065390), (2, 104032695), (3, 69355130), (5, 41613078), (6, 34677565), (10, 20806539), (13, 16005030), (15, 13871026), (19, 10950810), (26, 8002515), (30, 6935513), (38, 5475405), (39, 5335010), (43, 4838730), (57, 3650270), (65, 3201006), (78, 2667505), (86, 2419365), (95, 2190162), (114, 1825135), (129, 1612910), (130, 1600503), (190, 1095081), (195, 1067002), (215, 967746), (247, 842370), (258, 806455), (285, 730054), (390, 533501), (430, 483873), (494, 421185), (559, 372210), (570, 365027), (645, 322582), (653, 318630), (741, 280790), (817, 254670), (1118, 186105), (1235, 168474), (1290, 161291), (1306, 159315), (1482, 140395), (1634, 127335), (1677, 124070), (1959, 106210), (2451, 84890), (2470, 84237), (2795, 74442), (3265, 63726), (3354, 62035), (3705, 56158), (3918, 53105), (4085, 50934), (4902, 42445), (5590, 37221), (6530, 31863), (7410, 28079), (8170, 25467), (8385, 24814), (8489, 24510), (9795, 21242), (10621, 19590), (12255, 16978), (12407, 16770)]