19297080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{443}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 69090840

約数和(自身を除く): 49793760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 443, 484, 495, 605, 660, 726, 792, 886, 968, 990, 1089, 1210, 1320, 1329, 1452, 1772, 1815, 1980, 2178, 2215, 2420, 2658, 2904, 3544, 3630, 3960, 3987, 4356, 4430, 4840, 4873, 5316, 5445, 6645, 7260, 7974, 8712, 8860, 9746, 10632, 10890, 13290, 14520, 14619, 15948, 17720, 19492, 19935, 21780, 24365, 26580, 29238, 31896, 38984, 39870, 43560, 43857, 48730, 53160, 53603, 58476, 73095, 79740, 87714, 97460, 107206, 116952, 146190, 159480, 160809, 175428, 194920, 214412, 219285, 268015, 292380, 321618, 350856, 428824, 438570, 482427, 536030, 584760, 643236, 804045, 877140, 964854, 1072060, 1286472, 1608090, 1754280, 1929708, 2144120, 2412135, 3216180, 3859416, 4824270, 6432360, 9648540, 19297080]

約数ペア:

[(1, 19297080), (2, 9648540), (3, 6432360), (4, 4824270), (5, 3859416), (6, 3216180), (8, 2412135), (9, 2144120), (10, 1929708), (11, 1754280), (12, 1608090), (15, 1286472), (18, 1072060), (20, 964854), (22, 877140), (24, 804045), (30, 643236), (33, 584760), (36, 536030), (40, 482427), (44, 438570), (45, 428824), (55, 350856), (60, 321618), (66, 292380), (72, 268015), (88, 219285), (90, 214412), (99, 194920), (110, 175428), (120, 160809), (121, 159480), (132, 146190), (165, 116952), (180, 107206), (198, 97460), (220, 87714), (242, 79740), (264, 73095), (330, 58476), (360, 53603), (363, 53160), (396, 48730), (440, 43857), (443, 43560), (484, 39870), (495, 38984), (605, 31896), (660, 29238), (726, 26580), (792, 24365), (886, 21780), (968, 19935), (990, 19492), (1089, 17720), (1210, 15948), (1320, 14619), (1329, 14520), (1452, 13290), (1772, 10890), (1815, 10632), (1980, 9746), (2178, 8860), (2215, 8712), (2420, 7974), (2658, 7260), (2904, 6645), (3544, 5445), (3630, 5316), (3960, 4873), (3987, 4840), (4356, 4430)]