637909920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3187}}^1$

素因数の和:3347

約数の個数: 144

約数和(自身を含む): 2193216480

約数和(自身を除く): 1555306560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 278, 288, 360, 417, 480, 556, 695, 720, 834, 1112, 1251, 1390, 1440, 1668, 2085, 2224, 2502, 2780, 3187, 3336, 4170, 4448, 5004, 5560, 6255, 6374, 6672, 8340, 9561, 10008, 11120, 12510, 12748, 13344, 15935, 16680, 19122, 20016, 22240, 25020, 25496, 28683, 31870, 33360, 38244, 40032, 47805, 50040, 50992, 57366, 63740, 66720, 76488, 95610, 100080, 101984, 114732, 127480, 143415, 152976, 191220, 200160, 229464, 254960, 286830, 305952, 382440, 442993, 458928, 509920, 573660, 764880, 885986, 917856, 1147320, 1328979, 1529760, 1771972, 2214965, 2294640, 2657958, 3543944, 3986937, 4429930, 4589280, 5315916, 6644895, 7087888, 7973874, 8859860, 10631832, 13289790, 14175776, 15947748, 17719720, 19934685, 21263664, 26579580, 31895496, 35439440, 39869370, 42527328, 53159160, 63790992, 70878880, 79738740, 106318320, 127581984, 159477480, 212636640, 318954960, 637909920]

約数ペア:

[(1, 637909920), (2, 318954960), (3, 212636640), (4, 159477480), (5, 127581984), (6, 106318320), (8, 79738740), (9, 70878880), (10, 63790992), (12, 53159160), (15, 42527328), (16, 39869370), (18, 35439440), (20, 31895496), (24, 26579580), (30, 21263664), (32, 19934685), (36, 17719720), (40, 15947748), (45, 14175776), (48, 13289790), (60, 10631832), (72, 8859860), (80, 7973874), (90, 7087888), (96, 6644895), (120, 5315916), (139, 4589280), (144, 4429930), (160, 3986937), (180, 3543944), (240, 2657958), (278, 2294640), (288, 2214965), (360, 1771972), (417, 1529760), (480, 1328979), (556, 1147320), (695, 917856), (720, 885986), (834, 764880), (1112, 573660), (1251, 509920), (1390, 458928), (1440, 442993), (1668, 382440), (2085, 305952), (2224, 286830), (2502, 254960), (2780, 229464), (3187, 200160), (3336, 191220), (4170, 152976), (4448, 143415), (5004, 127480), (5560, 114732), (6255, 101984), (6374, 100080), (6672, 95610), (8340, 76488), (9561, 66720), (10008, 63740), (11120, 57366), (12510, 50992), (12748, 50040), (13344, 47805), (15935, 40032), (16680, 38244), (19122, 33360), (20016, 31870), (22240, 28683), (25020, 25496)]