2778300

素因数分解:

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

素因数の和:47

約数の個数: 180

約数和(自身を含む): 10502800

約数和(自身を除く): 7724500

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, 2450, 2646, 2700, 2835, 2940, 3087, 3150, 3430, 3675, 3780, 3969, 4050, 4116, 4410, 4725, 4900, 5145, 5292, 5670, 6174, 6300, 6615, 6860, 7350, 7938, 8100, 8575, 8820, 9261, 9450, 10290, 11025, 11340, 12348, 13230, 14175, 14700, 15435, 15876, 17150, 18522, 18900, 19845, 20580, 22050, 25725, 26460, 27783, 28350, 30870, 33075, 34300, 37044, 39690, 44100, 46305, 51450, 55566, 56700, 61740, 66150, 77175, 79380, 92610, 99225, 102900, 111132, 132300, 138915, 154350, 185220, 198450, 231525, 277830, 308700, 396900, 463050, 555660, 694575, 926100, 1389150, 2778300]

約数ペア:

[(1, 2778300), (2, 1389150), (3, 926100), (4, 694575), (5, 555660), (6, 463050), (7, 396900), (9, 308700), (10, 277830), (12, 231525), (14, 198450), (15, 185220), (18, 154350), (20, 138915), (21, 132300), (25, 111132), (27, 102900), (28, 99225), (30, 92610), (35, 79380), (36, 77175), (42, 66150), (45, 61740), (49, 56700), (50, 55566), (54, 51450), (60, 46305), (63, 44100), (70, 39690), (75, 37044), (81, 34300), (84, 33075), (90, 30870), (98, 28350), (100, 27783), (105, 26460), (108, 25725), (126, 22050), (135, 20580), (140, 19845), (147, 18900), (150, 18522), (162, 17150), (175, 15876), (180, 15435), (189, 14700), (196, 14175), (210, 13230), (225, 12348), (245, 11340), (252, 11025), (270, 10290), (294, 9450), (300, 9261), (315, 8820), (324, 8575), (343, 8100), (350, 7938), (378, 7350), (405, 6860), (420, 6615), (441, 6300), (450, 6174), (490, 5670), (525, 5292), (540, 5145), (567, 4900), (588, 4725), (630, 4410), (675, 4116), (686, 4050), (700, 3969), (735, 3780), (756, 3675), (810, 3430), (882, 3150), (900, 3087), (945, 2940), (980, 2835), (1029, 2700), (1050, 2646), (1134, 2450), (1225, 2268), (1260, 2205), (1323, 2100), (1350, 2058), (1372, 2025), (1470, 1890), (1575, 1764), (1620, 1715)]