2556551520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12959}}^1$

素因数の和:13117

約数の個数: 144

約数和(自身を含む): 8788590720

約数和(自身を除く): 6232039200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 360, 411, 480, 548, 685, 720, 822, 1096, 1233, 1370, 1440, 1644, 2055, 2192, 2466, 2740, 3288, 4110, 4384, 4932, 5480, 6165, 6576, 8220, 9864, 10960, 12330, 12959, 13152, 16440, 19728, 21920, 24660, 25918, 32880, 38877, 39456, 49320, 51836, 64795, 65760, 77754, 98640, 103672, 116631, 129590, 155508, 194385, 197280, 207344, 233262, 259180, 311016, 388770, 414688, 466524, 518360, 583155, 622032, 777540, 933048, 1036720, 1166310, 1244064, 1555080, 1775383, 1866096, 2073440, 2332620, 3110160, 3550766, 3732192, 4665240, 5326149, 6220320, 7101532, 8876915, 9330480, 10652298, 14203064, 15978447, 17753830, 18660960, 21304596, 26630745, 28406128, 31956894, 35507660, 42609192, 53261490, 56812256, 63913788, 71015320, 79892235, 85218384, 106522980, 127827576, 142030640, 159784470, 170436768, 213045960, 255655152, 284061280, 319568940, 426091920, 511310304, 639137880, 852183840, 1278275760, 2556551520]

約数ペア:

[(1, 2556551520), (2, 1278275760), (3, 852183840), (4, 639137880), (5, 511310304), (6, 426091920), (8, 319568940), (9, 284061280), (10, 255655152), (12, 213045960), (15, 170436768), (16, 159784470), (18, 142030640), (20, 127827576), (24, 106522980), (30, 85218384), (32, 79892235), (36, 71015320), (40, 63913788), (45, 56812256), (48, 53261490), (60, 42609192), (72, 35507660), (80, 31956894), (90, 28406128), (96, 26630745), (120, 21304596), (137, 18660960), (144, 17753830), (160, 15978447), (180, 14203064), (240, 10652298), (274, 9330480), (288, 8876915), (360, 7101532), (411, 6220320), (480, 5326149), (548, 4665240), (685, 3732192), (720, 3550766), (822, 3110160), (1096, 2332620), (1233, 2073440), (1370, 1866096), (1440, 1775383), (1644, 1555080), (2055, 1244064), (2192, 1166310), (2466, 1036720), (2740, 933048), (3288, 777540), (4110, 622032), (4384, 583155), (4932, 518360), (5480, 466524), (6165, 414688), (6576, 388770), (8220, 311016), (9864, 259180), (10960, 233262), (12330, 207344), (12959, 197280), (13152, 194385), (16440, 155508), (19728, 129590), (21920, 116631), (24660, 103672), (25918, 98640), (32880, 77754), (38877, 65760), (39456, 64795), (49320, 51836)]