220500720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2531}}^1$

素因数の和:2572

約数の個数: 180

約数和(自身を含む): 814276008

約数和(自身を除く): 593775288

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, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2420, 2531, 2640, 2904, 3630, 3960, 4356, 4840, 5062, 5445, 5808, 7260, 7593, 7920, 8712, 9680, 10124, 10890, 12655, 14520, 15186, 17424, 20248, 21780, 22779, 25310, 27841, 29040, 30372, 37965, 40496, 43560, 45558, 50620, 55682, 60744, 75930, 83523, 87120, 91116, 101240, 111364, 113895, 121488, 139205, 151860, 167046, 182232, 202480, 222728, 227790, 250569, 278410, 303720, 306251, 334092, 364464, 417615, 445456, 455580, 501138, 556820, 607440, 612502, 668184, 835230, 911160, 918753, 1002276, 1113640, 1225004, 1252845, 1336368, 1531255, 1670460, 1822320, 1837506, 2004552, 2227280, 2450008, 2505690, 2756259, 3062510, 3340920, 3675012, 4009104, 4593765, 4900016, 5011380, 5512518, 6125020, 6681840, 7350024, 9187530, 10022760, 11025036, 12250040, 13781295, 14700048, 18375060, 20045520, 22050072, 24500080, 27562590, 36750120, 44100144, 55125180, 73500240, 110250360, 220500720]

約数ペア:

[(1, 220500720), (2, 110250360), (3, 73500240), (4, 55125180), (5, 44100144), (6, 36750120), (8, 27562590), (9, 24500080), (10, 22050072), (11, 20045520), (12, 18375060), (15, 14700048), (16, 13781295), (18, 12250040), (20, 11025036), (22, 10022760), (24, 9187530), (30, 7350024), (33, 6681840), (36, 6125020), (40, 5512518), (44, 5011380), (45, 4900016), (48, 4593765), (55, 4009104), (60, 3675012), (66, 3340920), (72, 3062510), (80, 2756259), (88, 2505690), (90, 2450008), (99, 2227280), (110, 2004552), (120, 1837506), (121, 1822320), (132, 1670460), (144, 1531255), (165, 1336368), (176, 1252845), (180, 1225004), (198, 1113640), (220, 1002276), (240, 918753), (242, 911160), (264, 835230), (330, 668184), (360, 612502), (363, 607440), (396, 556820), (440, 501138), (484, 455580), (495, 445456), (528, 417615), (605, 364464), (660, 334092), (720, 306251), (726, 303720), (792, 278410), (880, 250569), (968, 227790), (990, 222728), (1089, 202480), (1210, 182232), (1320, 167046), (1452, 151860), (1584, 139205), (1815, 121488), (1936, 113895), (1980, 111364), (2178, 101240), (2420, 91116), (2531, 87120), (2640, 83523), (2904, 75930), (3630, 60744), (3960, 55682), (4356, 50620), (4840, 45558), (5062, 43560), (5445, 40496), (5808, 37965), (7260, 30372), (7593, 29040), (7920, 27841), (8712, 25310), (9680, 22779), (10124, 21780), (10890, 20248), (12655, 17424), (14520, 15186)]