219250080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21751}}^1$

素因数の和:21779

約数の個数: 144

約数和(自身を含む): 855114624

約数和(自身を除く): 635864544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21751, 43502, 65253, 87004, 108755, 130506, 152257, 174008, 195759, 217510, 261012, 304514, 326265, 348016, 391518, 435020, 456771, 522024, 609028, 652530, 696032, 761285, 783036, 870040, 913542, 978795, 1044048, 1218056, 1305060, 1370313, 1522570, 1566072, 1740080, 1827084, 1957590, 2088096, 2283855, 2436112, 2610120, 2740626, 3045140, 3132144, 3480160, 3654168, 3915180, 4567710, 4872224, 5220240, 5481252, 6090280, 6264288, 6851565, 7308336, 7830360, 9135420, 10440480, 10962504, 12180560, 13703130, 14616672, 15660720, 18270840, 21925008, 24361120, 27406260, 31321440, 36541680, 43850016, 54812520, 73083360, 109625040, 219250080]

約数ペア:

[(1, 219250080), (2, 109625040), (3, 73083360), (4, 54812520), (5, 43850016), (6, 36541680), (7, 31321440), (8, 27406260), (9, 24361120), (10, 21925008), (12, 18270840), (14, 15660720), (15, 14616672), (16, 13703130), (18, 12180560), (20, 10962504), (21, 10440480), (24, 9135420), (28, 7830360), (30, 7308336), (32, 6851565), (35, 6264288), (36, 6090280), (40, 5481252), (42, 5220240), (45, 4872224), (48, 4567710), (56, 3915180), (60, 3654168), (63, 3480160), (70, 3132144), (72, 3045140), (80, 2740626), (84, 2610120), (90, 2436112), (96, 2283855), (105, 2088096), (112, 1957590), (120, 1827084), (126, 1740080), (140, 1566072), (144, 1522570), (160, 1370313), (168, 1305060), (180, 1218056), (210, 1044048), (224, 978795), (240, 913542), (252, 870040), (280, 783036), (288, 761285), (315, 696032), (336, 652530), (360, 609028), (420, 522024), (480, 456771), (504, 435020), (560, 391518), (630, 348016), (672, 326265), (720, 304514), (840, 261012), (1008, 217510), (1120, 195759), (1260, 174008), (1440, 152257), (1680, 130506), (2016, 108755), (2520, 87004), (3360, 65253), (5040, 43502), (10080, 21751)]