905255280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3167}}^1$

素因数の和:3583

約数の個数: 120

約数和(自身を含む): 3048769152

約数和(自身を除く): 2143513872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 397, 720, 794, 1191, 1588, 1985, 2382, 3167, 3176, 3573, 3970, 4764, 5955, 6334, 6352, 7146, 7940, 9501, 9528, 11910, 12668, 14292, 15835, 15880, 17865, 19002, 19056, 23820, 25336, 28503, 28584, 31670, 31760, 35730, 38004, 47505, 47640, 50672, 57006, 57168, 63340, 71460, 76008, 95010, 95280, 114012, 126680, 142515, 142920, 152016, 190020, 228024, 253360, 285030, 285840, 380040, 456048, 570060, 760080, 1140120, 1257299, 2280240, 2514598, 3771897, 5029196, 6286495, 7543794, 10058392, 11315691, 12572990, 15087588, 18859485, 20116784, 22631382, 25145980, 30175176, 37718970, 45262764, 50291960, 56578455, 60350352, 75437940, 90525528, 100583920, 113156910, 150875880, 181051056, 226313820, 301751760, 452627640, 905255280]

約数ペア:

[(1, 905255280), (2, 452627640), (3, 301751760), (4, 226313820), (5, 181051056), (6, 150875880), (8, 113156910), (9, 100583920), (10, 90525528), (12, 75437940), (15, 60350352), (16, 56578455), (18, 50291960), (20, 45262764), (24, 37718970), (30, 30175176), (36, 25145980), (40, 22631382), (45, 20116784), (48, 18859485), (60, 15087588), (72, 12572990), (80, 11315691), (90, 10058392), (120, 7543794), (144, 6286495), (180, 5029196), (240, 3771897), (360, 2514598), (397, 2280240), (720, 1257299), (794, 1140120), (1191, 760080), (1588, 570060), (1985, 456048), (2382, 380040), (3167, 285840), (3176, 285030), (3573, 253360), (3970, 228024), (4764, 190020), (5955, 152016), (6334, 142920), (6352, 142515), (7146, 126680), (7940, 114012), (9501, 95280), (9528, 95010), (11910, 76008), (12668, 71460), (14292, 63340), (15835, 57168), (15880, 57006), (17865, 50672), (19002, 47640), (19056, 47505), (23820, 38004), (25336, 35730), (28503, 31760), (28584, 31670)]