245989800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^2\times {\mathrm{2789}}^1$

素因数の和:2825

約数の個数: 216

約数和(自身を含む): 961336350

約数和(自身を除く): 715346550

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 49, 50, 56, 60, 63, 70, 72, 75, 84, 90, 98, 100, 105, 120, 126, 140, 147, 150, 168, 175, 180, 196, 200, 210, 225, 245, 252, 280, 294, 300, 315, 350, 360, 392, 420, 441, 450, 490, 504, 525, 588, 600, 630, 700, 735, 840, 882, 900, 980, 1050, 1176, 1225, 1260, 1400, 1470, 1575, 1764, 1800, 1960, 2100, 2205, 2450, 2520, 2789, 2940, 3150, 3528, 3675, 4200, 4410, 4900, 5578, 5880, 6300, 7350, 8367, 8820, 9800, 11025, 11156, 12600, 13945, 14700, 16734, 17640, 19523, 22050, 22312, 25101, 27890, 29400, 33468, 39046, 41835, 44100, 50202, 55780, 58569, 66936, 69725, 78092, 83670, 88200, 97615, 100404, 111560, 117138, 125505, 136661, 139450, 156184, 167340, 175707, 195230, 200808, 209175, 234276, 251010, 273322, 278900, 292845, 334680, 351414, 390460, 409983, 418350, 468552, 488075, 502020, 546644, 557800, 585690, 627525, 683305, 702828, 780920, 819966, 836700, 878535, 976150, 1004040, 1093288, 1171380, 1229949, 1255050, 1366610, 1405656, 1464225, 1639932, 1673400, 1757070, 1952300, 2049915, 2342760, 2459898, 2510100, 2733220, 2928450, 3279864, 3416525, 3514140, 3904600, 4099830, 4392675, 4919796, 5020200, 5466440, 5856900, 6149745, 6833050, 7028280, 8199660, 8785350, 9839592, 10249575, 11713800, 12299490, 13666100, 16399320, 17570700, 20499150, 24598980, 27332200, 30748725, 35141400, 40998300, 49197960, 61497450, 81996600, 122994900, 245989800]

約数ペア:

[(1, 245989800), (2, 122994900), (3, 81996600), (4, 61497450), (5, 49197960), (6, 40998300), (7, 35141400), (8, 30748725), (9, 27332200), (10, 24598980), (12, 20499150), (14, 17570700), (15, 16399320), (18, 13666100), (20, 12299490), (21, 11713800), (24, 10249575), (25, 9839592), (28, 8785350), (30, 8199660), (35, 7028280), (36, 6833050), (40, 6149745), (42, 5856900), (45, 5466440), (49, 5020200), (50, 4919796), (56, 4392675), (60, 4099830), (63, 3904600), (70, 3514140), (72, 3416525), (75, 3279864), (84, 2928450), (90, 2733220), (98, 2510100), (100, 2459898), (105, 2342760), (120, 2049915), (126, 1952300), (140, 1757070), (147, 1673400), (150, 1639932), (168, 1464225), (175, 1405656), (180, 1366610), (196, 1255050), (200, 1229949), (210, 1171380), (225, 1093288), (245, 1004040), (252, 976150), (280, 878535), (294, 836700), (300, 819966), (315, 780920), (350, 702828), (360, 683305), (392, 627525), (420, 585690), (441, 557800), (450, 546644), (490, 502020), (504, 488075), (525, 468552), (588, 418350), (600, 409983), (630, 390460), (700, 351414), (735, 334680), (840, 292845), (882, 278900), (900, 273322), (980, 251010), (1050, 234276), (1176, 209175), (1225, 200808), (1260, 195230), (1400, 175707), (1470, 167340), (1575, 156184), (1764, 139450), (1800, 136661), (1960, 125505), (2100, 117138), (2205, 111560), (2450, 100404), (2520, 97615), (2789, 88200), (2940, 83670), (3150, 78092), (3528, 69725), (3675, 66936), (4200, 58569), (4410, 55780), (4900, 50202), (5578, 44100), (5880, 41835), (6300, 39046), (7350, 33468), (8367, 29400), (8820, 27890), (9800, 25101), (11025, 22312), (11156, 22050), (12600, 19523), (13945, 17640), (14700, 16734)]