628729440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 2041744320

約数和(自身を除く): 1413014880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 109, 120, 122, 160, 183, 197, 218, 240, 244, 305, 327, 366, 394, 436, 480, 488, 545, 591, 610, 654, 732, 788, 872, 915, 976, 985, 1090, 1182, 1220, 1308, 1464, 1576, 1635, 1744, 1830, 1952, 1970, 2180, 2364, 2440, 2616, 2928, 2955, 3152, 3270, 3488, 3660, 3940, 4360, 4728, 4880, 5232, 5856, 5910, 6304, 6540, 6649, 7320, 7880, 8720, 9456, 9760, 10464, 11820, 12017, 13080, 13298, 14640, 15760, 17440, 18912, 19947, 21473, 23640, 24034, 26160, 26596, 29280, 31520, 33245, 36051, 39894, 42946, 47280, 48068, 52320, 53192, 60085, 64419, 66490, 72102, 79788, 85892, 94560, 96136, 99735, 106384, 107365, 120170, 128838, 132980, 144204, 159576, 171784, 180255, 192272, 199470, 212768, 214730, 240340, 257676, 265960, 288408, 319152, 322095, 343568, 360510, 384544, 398940, 429460, 480680, 515352, 531920, 576816, 638304, 644190, 687136, 721020, 797880, 858920, 961360, 1030704, 1063840, 1153632, 1288380, 1309853, 1442040, 1595760, 1717840, 1922720, 2061408, 2576760, 2619706, 2884080, 3191520, 3435680, 3929559, 5153520, 5239412, 5768160, 6549265, 7859118, 10307040, 10478824, 13098530, 15718236, 19647795, 20957648, 26197060, 31436472, 39295590, 41915296, 52394120, 62872944, 78591180, 104788240, 125745888, 157182360, 209576480, 314364720, 628729440]

約数ペア:

[(1, 628729440), (2, 314364720), (3, 209576480), (4, 157182360), (5, 125745888), (6, 104788240), (8, 78591180), (10, 62872944), (12, 52394120), (15, 41915296), (16, 39295590), (20, 31436472), (24, 26197060), (30, 20957648), (32, 19647795), (40, 15718236), (48, 13098530), (60, 10478824), (61, 10307040), (80, 7859118), (96, 6549265), (109, 5768160), (120, 5239412), (122, 5153520), (160, 3929559), (183, 3435680), (197, 3191520), (218, 2884080), (240, 2619706), (244, 2576760), (305, 2061408), (327, 1922720), (366, 1717840), (394, 1595760), (436, 1442040), (480, 1309853), (488, 1288380), (545, 1153632), (591, 1063840), (610, 1030704), (654, 961360), (732, 858920), (788, 797880), (872, 721020), (915, 687136), (976, 644190), (985, 638304), (1090, 576816), (1182, 531920), (1220, 515352), (1308, 480680), (1464, 429460), (1576, 398940), (1635, 384544), (1744, 360510), (1830, 343568), (1952, 322095), (1970, 319152), (2180, 288408), (2364, 265960), (2440, 257676), (2616, 240340), (2928, 214730), (2955, 212768), (3152, 199470), (3270, 192272), (3488, 180255), (3660, 171784), (3940, 159576), (4360, 144204), (4728, 132980), (4880, 128838), (5232, 120170), (5856, 107365), (5910, 106384), (6304, 99735), (6540, 96136), (6649, 94560), (7320, 85892), (7880, 79788), (8720, 72102), (9456, 66490), (9760, 64419), (10464, 60085), (11820, 53192), (12017, 52320), (13080, 48068), (13298, 47280), (14640, 42946), (15760, 39894), (17440, 36051), (18912, 33245), (19947, 31520), (21473, 29280), (23640, 26596), (24034, 26160)]