165005280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{947}}^1$

素因数の和:990

約数の個数: 216

約数和(自身を含む): 619576776

約数和(自身を除く): 454571496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 605, 660, 720, 726, 792, 880, 947, 968, 990, 1056, 1089, 1210, 1320, 1440, 1452, 1584, 1760, 1815, 1894, 1936, 1980, 2178, 2420, 2640, 2841, 2904, 3168, 3630, 3788, 3872, 3960, 4356, 4735, 4840, 5280, 5445, 5682, 5808, 7260, 7576, 7920, 8523, 8712, 9470, 9680, 10417, 10890, 11364, 11616, 14205, 14520, 15152, 15840, 17046, 17424, 18940, 19360, 20834, 21780, 22728, 28410, 29040, 30304, 31251, 34092, 34848, 37880, 41668, 42615, 43560, 45456, 52085, 56820, 58080, 62502, 68184, 75760, 83336, 85230, 87120, 90912, 93753, 104170, 113640, 114587, 125004, 136368, 151520, 156255, 166672, 170460, 174240, 187506, 208340, 227280, 229174, 250008, 272736, 312510, 333344, 340920, 343761, 375012, 416680, 454560, 458348, 468765, 500016, 572935, 625020, 681840, 687522, 750024, 833360, 916696, 937530, 1000032, 1031283, 1145870, 1250040, 1363680, 1375044, 1500048, 1666720, 1718805, 1833392, 1875060, 2062566, 2291740, 2500080, 2750088, 3000096, 3437610, 3666784, 3750120, 4125132, 4583480, 5000160, 5156415, 5500176, 6875220, 7500240, 8250264, 9166960, 10312830, 11000352, 13750440, 15000480, 16500528, 18333920, 20625660, 27500880, 33001056, 41251320, 55001760, 82502640, 165005280]

約数ペア:

[(1, 165005280), (2, 82502640), (3, 55001760), (4, 41251320), (5, 33001056), (6, 27500880), (8, 20625660), (9, 18333920), (10, 16500528), (11, 15000480), (12, 13750440), (15, 11000352), (16, 10312830), (18, 9166960), (20, 8250264), (22, 7500240), (24, 6875220), (30, 5500176), (32, 5156415), (33, 5000160), (36, 4583480), (40, 4125132), (44, 3750120), (45, 3666784), (48, 3437610), (55, 3000096), (60, 2750088), (66, 2500080), (72, 2291740), (80, 2062566), (88, 1875060), (90, 1833392), (96, 1718805), (99, 1666720), (110, 1500048), (120, 1375044), (121, 1363680), (132, 1250040), (144, 1145870), (160, 1031283), (165, 1000032), (176, 937530), (180, 916696), (198, 833360), (220, 750024), (240, 687522), (242, 681840), (264, 625020), (288, 572935), (330, 500016), (352, 468765), (360, 458348), (363, 454560), (396, 416680), (440, 375012), (480, 343761), (484, 340920), (495, 333344), (528, 312510), (605, 272736), (660, 250008), (720, 229174), (726, 227280), (792, 208340), (880, 187506), (947, 174240), (968, 170460), (990, 166672), (1056, 156255), (1089, 151520), (1210, 136368), (1320, 125004), (1440, 114587), (1452, 113640), (1584, 104170), (1760, 93753), (1815, 90912), (1894, 87120), (1936, 85230), (1980, 83336), (2178, 75760), (2420, 68184), (2640, 62502), (2841, 58080), (2904, 56820), (3168, 52085), (3630, 45456), (3788, 43560), (3872, 42615), (3960, 41668), (4356, 37880), (4735, 34848), (4840, 34092), (5280, 31251), (5445, 30304), (5682, 29040), (5808, 28410), (7260, 22728), (7576, 21780), (7920, 20834), (8523, 19360), (8712, 18940), (9470, 17424), (9680, 17046), (10417, 15840), (10890, 15152), (11364, 14520), (11616, 14205)]