205846560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142949}}^1$

素因数の和:142970

約数の個数: 72

約数和(自身を含む): 702456300

約数和(自身を除く): 496609740

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, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 142949, 285898, 428847, 571796, 714745, 857694, 1143592, 1286541, 1429490, 1715388, 2144235, 2287184, 2573082, 2858980, 3430776, 4288470, 4574368, 5146164, 5717960, 6432705, 6861552, 8576940, 10292328, 11435920, 12865410, 13723104, 17153880, 20584656, 22871840, 25730820, 34307760, 41169312, 51461640, 68615520, 102923280, 205846560]

約数ペア:

[(1, 205846560), (2, 102923280), (3, 68615520), (4, 51461640), (5, 41169312), (6, 34307760), (8, 25730820), (9, 22871840), (10, 20584656), (12, 17153880), (15, 13723104), (16, 12865410), (18, 11435920), (20, 10292328), (24, 8576940), (30, 6861552), (32, 6432705), (36, 5717960), (40, 5146164), (45, 4574368), (48, 4288470), (60, 3430776), (72, 2858980), (80, 2573082), (90, 2287184), (96, 2144235), (120, 1715388), (144, 1429490), (160, 1286541), (180, 1143592), (240, 857694), (288, 714745), (360, 571796), (480, 428847), (720, 285898), (1440, 142949)]