221459520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1$

素因数の和:1388

約数の個数: 112

約数和(自身を含む): 707306688

約数和(自身を除く): 485847168

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, 197, 240, 320, 394, 480, 591, 788, 960, 985, 1171, 1182, 1576, 1970, 2342, 2364, 2955, 3152, 3513, 3940, 4684, 4728, 5855, 5910, 6304, 7026, 7880, 9368, 9456, 11710, 11820, 12608, 14052, 15760, 17565, 18736, 18912, 23420, 23640, 28104, 31520, 35130, 37472, 37824, 46840, 47280, 56208, 63040, 70260, 74944, 93680, 94560, 112416, 140520, 187360, 189120, 224832, 230687, 281040, 374720, 461374, 562080, 692061, 922748, 1124160, 1153435, 1384122, 1845496, 2306870, 2768244, 3460305, 3690992, 4613740, 5536488, 6920610, 7381984, 9227480, 11072976, 13841220, 14763968, 18454960, 22145952, 27682440, 36909920, 44291904, 55364880, 73819840, 110729760, 221459520]

約数ペア:

[(1, 221459520), (2, 110729760), (3, 73819840), (4, 55364880), (5, 44291904), (6, 36909920), (8, 27682440), (10, 22145952), (12, 18454960), (15, 14763968), (16, 13841220), (20, 11072976), (24, 9227480), (30, 7381984), (32, 6920610), (40, 5536488), (48, 4613740), (60, 3690992), (64, 3460305), (80, 2768244), (96, 2306870), (120, 1845496), (160, 1384122), (192, 1153435), (197, 1124160), (240, 922748), (320, 692061), (394, 562080), (480, 461374), (591, 374720), (788, 281040), (960, 230687), (985, 224832), (1171, 189120), (1182, 187360), (1576, 140520), (1970, 112416), (2342, 94560), (2364, 93680), (2955, 74944), (3152, 70260), (3513, 63040), (3940, 56208), (4684, 47280), (4728, 46840), (5855, 37824), (5910, 37472), (6304, 35130), (7026, 31520), (7880, 28104), (9368, 23640), (9456, 23420), (11710, 18912), (11820, 18736), (12608, 17565), (14052, 15760)]