1644510840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20183}}^1$

素因数の和:20301

約数の個数: 128

約数和(自身を含む): 5696732160

約数和(自身を除く): 4052221320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 388, 420, 485, 582, 679, 776, 840, 970, 1164, 1358, 1455, 1940, 2037, 2328, 2716, 2910, 3395, 3880, 4074, 5432, 5820, 6790, 8148, 10185, 11640, 13580, 16296, 20183, 20370, 27160, 40366, 40740, 60549, 80732, 81480, 100915, 121098, 141281, 161464, 201830, 242196, 282562, 302745, 403660, 423843, 484392, 565124, 605490, 706405, 807320, 847686, 1130248, 1210980, 1412810, 1695372, 1957751, 2119215, 2421960, 2825620, 3390744, 3915502, 4238430, 5651240, 5873253, 7831004, 8476860, 9788755, 11746506, 13704257, 15662008, 16953720, 19577510, 23493012, 27408514, 29366265, 39155020, 41112771, 46986024, 54817028, 58732530, 68521285, 78310040, 82225542, 109634056, 117465060, 137042570, 164451084, 205563855, 234930120, 274085140, 328902168, 411127710, 548170280, 822255420, 1644510840]

約数ペア:

[(1, 1644510840), (2, 822255420), (3, 548170280), (4, 411127710), (5, 328902168), (6, 274085140), (7, 234930120), (8, 205563855), (10, 164451084), (12, 137042570), (14, 117465060), (15, 109634056), (20, 82225542), (21, 78310040), (24, 68521285), (28, 58732530), (30, 54817028), (35, 46986024), (40, 41112771), (42, 39155020), (56, 29366265), (60, 27408514), (70, 23493012), (84, 19577510), (97, 16953720), (105, 15662008), (120, 13704257), (140, 11746506), (168, 9788755), (194, 8476860), (210, 7831004), (280, 5873253), (291, 5651240), (388, 4238430), (420, 3915502), (485, 3390744), (582, 2825620), (679, 2421960), (776, 2119215), (840, 1957751), (970, 1695372), (1164, 1412810), (1358, 1210980), (1455, 1130248), (1940, 847686), (2037, 807320), (2328, 706405), (2716, 605490), (2910, 565124), (3395, 484392), (3880, 423843), (4074, 403660), (5432, 302745), (5820, 282562), (6790, 242196), (8148, 201830), (10185, 161464), (11640, 141281), (13580, 121098), (16296, 100915), (20183, 81480), (20370, 80732), (27160, 60549), (40366, 40740)]