77288280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 128

約数和(自身を含む): 248209920

約数和(自身を除く): 170921640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 683, 690, 820, 920, 943, 984, 1230, 1366, 1380, 1640, 1886, 2049, 2460, 2732, 2760, 2829, 3415, 3772, 4098, 4715, 4920, 5464, 5658, 6830, 7544, 8196, 9430, 10245, 11316, 13660, 14145, 15709, 16392, 18860, 20490, 22632, 27320, 28003, 28290, 31418, 37720, 40980, 47127, 56006, 56580, 62836, 78545, 81960, 84009, 94254, 112012, 113160, 125672, 140015, 157090, 168018, 188508, 224024, 235635, 280030, 314180, 336036, 377016, 420045, 471270, 560060, 628360, 644069, 672072, 840090, 942540, 1120120, 1288138, 1680180, 1885080, 1932207, 2576276, 3220345, 3360360, 3864414, 5152552, 6440690, 7728828, 9661035, 12881380, 15457656, 19322070, 25762760, 38644140, 77288280]

約数ペア:

[(1, 77288280), (2, 38644140), (3, 25762760), (4, 19322070), (5, 15457656), (6, 12881380), (8, 9661035), (10, 7728828), (12, 6440690), (15, 5152552), (20, 3864414), (23, 3360360), (24, 3220345), (30, 2576276), (40, 1932207), (41, 1885080), (46, 1680180), (60, 1288138), (69, 1120120), (82, 942540), (92, 840090), (115, 672072), (120, 644069), (123, 628360), (138, 560060), (164, 471270), (184, 420045), (205, 377016), (230, 336036), (246, 314180), (276, 280030), (328, 235635), (345, 224024), (410, 188508), (460, 168018), (492, 157090), (552, 140015), (615, 125672), (683, 113160), (690, 112012), (820, 94254), (920, 84009), (943, 81960), (984, 78545), (1230, 62836), (1366, 56580), (1380, 56006), (1640, 47127), (1886, 40980), (2049, 37720), (2460, 31418), (2732, 28290), (2760, 28003), (2829, 27320), (3415, 22632), (3772, 20490), (4098, 18860), (4715, 16392), (4920, 15709), (5464, 14145), (5658, 13660), (6830, 11316), (7544, 10245), (8196, 9430)]