19448100

素因数分解:

$2^2\times 3^4\times 5^2\times 7^4$

素因数の和:54

約数の個数: 225

約数和(自身を含む): 73545857

約数和(自身を除く): 54097757

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 49, 50, 54, 60, 63, 70, 75, 81, 84, 90, 98, 100, 105, 108, 126, 135, 140, 147, 150, 162, 175, 180, 189, 196, 210, 225, 245, 252, 270, 294, 300, 315, 324, 343, 350, 378, 405, 420, 441, 450, 490, 525, 540, 567, 588, 630, 675, 686, 700, 735, 756, 810, 882, 900, 945, 980, 1029, 1050, 1134, 1225, 1260, 1323, 1350, 1372, 1470, 1575, 1620, 1715, 1764, 1890, 2025, 2058, 2100, 2205, 2268, 2401, 2450, 2646, 2700, 2835, 2940, 3087, 3150, 3430, 3675, 3780, 3969, 4050, 4116, 4410, 4725, 4802, 4900, 5145, 5292, 5670, 6174, 6300, 6615, 6860, 7203, 7350, 7938, 8100, 8575, 8820, 9261, 9450, 9604, 10290, 11025, 11340, 12005, 12348, 13230, 14175, 14406, 14700, 15435, 15876, 17150, 18522, 18900, 19845, 20580, 21609, 22050, 24010, 25725, 26460, 27783, 28350, 28812, 30870, 33075, 34300, 36015, 37044, 39690, 43218, 44100, 46305, 48020, 51450, 55566, 56700, 60025, 61740, 64827, 66150, 72030, 77175, 79380, 86436, 92610, 99225, 102900, 108045, 111132, 120050, 129654, 132300, 138915, 144060, 154350, 180075, 185220, 194481, 198450, 216090, 231525, 240100, 259308, 277830, 308700, 324135, 360150, 388962, 396900, 432180, 463050, 540225, 555660, 648270, 694575, 720300, 777924, 926100, 972405, 1080450, 1296540, 1389150, 1620675, 1944810, 2160900, 2778300, 3241350, 3889620, 4862025, 6482700, 9724050, 19448100]

約数ペア:

[(1, 19448100), (2, 9724050), (3, 6482700), (4, 4862025), (5, 3889620), (6, 3241350), (7, 2778300), (9, 2160900), (10, 1944810), (12, 1620675), (14, 1389150), (15, 1296540), (18, 1080450), (20, 972405), (21, 926100), (25, 777924), (27, 720300), (28, 694575), (30, 648270), (35, 555660), (36, 540225), (42, 463050), (45, 432180), (49, 396900), (50, 388962), (54, 360150), (60, 324135), (63, 308700), (70, 277830), (75, 259308), (81, 240100), (84, 231525), (90, 216090), (98, 198450), (100, 194481), (105, 185220), (108, 180075), (126, 154350), (135, 144060), (140, 138915), (147, 132300), (150, 129654), (162, 120050), (175, 111132), (180, 108045), (189, 102900), (196, 99225), (210, 92610), (225, 86436), (245, 79380), (252, 77175), (270, 72030), (294, 66150), (300, 64827), (315, 61740), (324, 60025), (343, 56700), (350, 55566), (378, 51450), (405, 48020), (420, 46305), (441, 44100), (450, 43218), (490, 39690), (525, 37044), (540, 36015), (567, 34300), (588, 33075), (630, 30870), (675, 28812), (686, 28350), (700, 27783), (735, 26460), (756, 25725), (810, 24010), (882, 22050), (900, 21609), (945, 20580), (980, 19845), (1029, 18900), (1050, 18522), (1134, 17150), (1225, 15876), (1260, 15435), (1323, 14700), (1350, 14406), (1372, 14175), (1470, 13230), (1575, 12348), (1620, 12005), (1715, 11340), (1764, 11025), (1890, 10290), (2025, 9604), (2058, 9450), (2100, 9261), (2205, 8820), (2268, 8575), (2401, 8100), (2450, 7938), (2646, 7350), (2700, 7203), (2835, 6860), (2940, 6615), (3087, 6300), (3150, 6174), (3430, 5670), (3675, 5292), (3780, 5145), (3969, 4900), (4050, 4802), (4116, 4725)]