122456640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:860

約数の個数: 112

約数和(自身を含む): 391363200

約数和(自身を除く): 268906560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 199, 240, 320, 398, 480, 597, 641, 796, 960, 995, 1194, 1282, 1592, 1923, 1990, 2388, 2564, 2985, 3184, 3205, 3846, 3980, 4776, 5128, 5970, 6368, 6410, 7692, 7960, 9552, 9615, 10256, 11940, 12736, 12820, 15384, 15920, 19104, 19230, 20512, 23880, 25640, 30768, 31840, 38208, 38460, 41024, 47760, 51280, 61536, 63680, 76920, 95520, 102560, 123072, 127559, 153840, 191040, 205120, 255118, 307680, 382677, 510236, 615360, 637795, 765354, 1020472, 1275590, 1530708, 1913385, 2040944, 2551180, 3061416, 3826770, 4081888, 5102360, 6122832, 7653540, 8163776, 10204720, 12245664, 15307080, 20409440, 24491328, 30614160, 40818880, 61228320, 122456640]

約数ペア:

[(1, 122456640), (2, 61228320), (3, 40818880), (4, 30614160), (5, 24491328), (6, 20409440), (8, 15307080), (10, 12245664), (12, 10204720), (15, 8163776), (16, 7653540), (20, 6122832), (24, 5102360), (30, 4081888), (32, 3826770), (40, 3061416), (48, 2551180), (60, 2040944), (64, 1913385), (80, 1530708), (96, 1275590), (120, 1020472), (160, 765354), (192, 637795), (199, 615360), (240, 510236), (320, 382677), (398, 307680), (480, 255118), (597, 205120), (641, 191040), (796, 153840), (960, 127559), (995, 123072), (1194, 102560), (1282, 95520), (1592, 76920), (1923, 63680), (1990, 61536), (2388, 51280), (2564, 47760), (2985, 41024), (3184, 38460), (3205, 38208), (3846, 31840), (3980, 30768), (4776, 25640), (5128, 23880), (5970, 20512), (6368, 19230), (6410, 19104), (7692, 15920), (7960, 15384), (9552, 12820), (9615, 12736), (10256, 11940)]