505715210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2659}}^1$

素因数の和:2716

約数の個数: 128

約数和(自身を含む): 1287014400

約数和(自身を除く): 781299190

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 19, 22, 26, 35, 38, 55, 65, 70, 77, 91, 95, 110, 130, 133, 143, 154, 182, 190, 209, 247, 266, 286, 385, 418, 455, 494, 665, 715, 770, 910, 1001, 1045, 1235, 1330, 1430, 1463, 1729, 2002, 2090, 2470, 2659, 2717, 2926, 3458, 5005, 5318, 5434, 7315, 8645, 10010, 13295, 13585, 14630, 17290, 18613, 19019, 26590, 27170, 29249, 34567, 37226, 38038, 50521, 58498, 69134, 93065, 95095, 101042, 146245, 172835, 186130, 190190, 204743, 241969, 252605, 292490, 345670, 353647, 380237, 409486, 483938, 505210, 555731, 656773, 707294, 760474, 1023715, 1111462, 1209845, 1313546, 1768235, 1901185, 2047430, 2419690, 2661659, 2778655, 3283865, 3536470, 3802370, 3890117, 4597411, 5323318, 5557310, 6567730, 7224503, 7780234, 9194822, 13308295, 14449006, 19450585, 22987055, 26616590, 36122515, 38901170, 45974110, 50571521, 72245030, 101143042, 252857605, 505715210]

約数ペア:

[(1, 505715210), (2, 252857605), (5, 101143042), (7, 72245030), (10, 50571521), (11, 45974110), (13, 38901170), (14, 36122515), (19, 26616590), (22, 22987055), (26, 19450585), (35, 14449006), (38, 13308295), (55, 9194822), (65, 7780234), (70, 7224503), (77, 6567730), (91, 5557310), (95, 5323318), (110, 4597411), (130, 3890117), (133, 3802370), (143, 3536470), (154, 3283865), (182, 2778655), (190, 2661659), (209, 2419690), (247, 2047430), (266, 1901185), (286, 1768235), (385, 1313546), (418, 1209845), (455, 1111462), (494, 1023715), (665, 760474), (715, 707294), (770, 656773), (910, 555731), (1001, 505210), (1045, 483938), (1235, 409486), (1330, 380237), (1430, 353647), (1463, 345670), (1729, 292490), (2002, 252605), (2090, 241969), (2470, 204743), (2659, 190190), (2717, 186130), (2926, 172835), (3458, 146245), (5005, 101042), (5318, 95095), (5434, 93065), (7315, 69134), (8645, 58498), (10010, 50521), (13295, 38038), (13585, 37226), (14630, 34567), (17290, 29249), (18613, 27170), (19019, 26590)]