255427920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32251}}^1$

素因数の和:32281

約数の個数: 120

約数和(自身を含む): 935824032

約数和(自身を除く): 680396112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 32251, 64502, 96753, 129004, 161255, 193506, 258008, 290259, 322510, 354761, 387012, 483765, 516016, 580518, 645020, 709522, 774024, 967530, 1064283, 1161036, 1290040, 1419044, 1451295, 1548048, 1773805, 1935060, 2128566, 2322072, 2580080, 2838088, 2902590, 3192849, 3547610, 3870120, 4257132, 4644144, 5321415, 5676176, 5805180, 6385698, 7095220, 7740240, 8514264, 10642830, 11610360, 12771396, 14190440, 15964245, 17028528, 21285660, 23220720, 25542792, 28380880, 31928490, 42571320, 51085584, 63856980, 85142640, 127713960, 255427920]

約数ペア:

[(1, 255427920), (2, 127713960), (3, 85142640), (4, 63856980), (5, 51085584), (6, 42571320), (8, 31928490), (9, 28380880), (10, 25542792), (11, 23220720), (12, 21285660), (15, 17028528), (16, 15964245), (18, 14190440), (20, 12771396), (22, 11610360), (24, 10642830), (30, 8514264), (33, 7740240), (36, 7095220), (40, 6385698), (44, 5805180), (45, 5676176), (48, 5321415), (55, 4644144), (60, 4257132), (66, 3870120), (72, 3547610), (80, 3192849), (88, 2902590), (90, 2838088), (99, 2580080), (110, 2322072), (120, 2128566), (132, 1935060), (144, 1773805), (165, 1548048), (176, 1451295), (180, 1419044), (198, 1290040), (220, 1161036), (240, 1064283), (264, 967530), (330, 774024), (360, 709522), (396, 645020), (440, 580518), (495, 516016), (528, 483765), (660, 387012), (720, 354761), (792, 322510), (880, 290259), (990, 258008), (1320, 193506), (1584, 161255), (1980, 129004), (2640, 96753), (3960, 64502), (7920, 32251)]