20929860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^3\times {\mathrm{113}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 76608000

約数和(自身を除く): 55678140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 113, 126, 135, 140, 147, 180, 189, 196, 210, 226, 245, 252, 270, 294, 315, 339, 343, 378, 420, 441, 452, 490, 540, 565, 588, 630, 678, 686, 735, 756, 791, 882, 945, 980, 1017, 1029, 1130, 1260, 1323, 1356, 1372, 1470, 1582, 1695, 1715, 1764, 1890, 2034, 2058, 2205, 2260, 2373, 2646, 2940, 3051, 3087, 3164, 3390, 3430, 3780, 3955, 4068, 4116, 4410, 4746, 5085, 5145, 5292, 5537, 6102, 6174, 6615, 6780, 6860, 7119, 7910, 8820, 9261, 9492, 10170, 10290, 11074, 11865, 12204, 12348, 13230, 14238, 15255, 15435, 15820, 16611, 18522, 20340, 20580, 21357, 22148, 23730, 26460, 27685, 28476, 30510, 30870, 33222, 35595, 37044, 38759, 42714, 46305, 47460, 49833, 55370, 61020, 61740, 66444, 71190, 77518, 83055, 85428, 92610, 99666, 106785, 110740, 116277, 142380, 149499, 155036, 166110, 185220, 193795, 199332, 213570, 232554, 249165, 298998, 332220, 348831, 387590, 427140, 465108, 498330, 581385, 597996, 697662, 747495, 775180, 996660, 1046493, 1162770, 1395324, 1494990, 1744155, 2092986, 2325540, 2989980, 3488310, 4185972, 5232465, 6976620, 10464930, 20929860]

約数ペア:

[(1, 20929860), (2, 10464930), (3, 6976620), (4, 5232465), (5, 4185972), (6, 3488310), (7, 2989980), (9, 2325540), (10, 2092986), (12, 1744155), (14, 1494990), (15, 1395324), (18, 1162770), (20, 1046493), (21, 996660), (27, 775180), (28, 747495), (30, 697662), (35, 597996), (36, 581385), (42, 498330), (45, 465108), (49, 427140), (54, 387590), (60, 348831), (63, 332220), (70, 298998), (84, 249165), (90, 232554), (98, 213570), (105, 199332), (108, 193795), (113, 185220), (126, 166110), (135, 155036), (140, 149499), (147, 142380), (180, 116277), (189, 110740), (196, 106785), (210, 99666), (226, 92610), (245, 85428), (252, 83055), (270, 77518), (294, 71190), (315, 66444), (339, 61740), (343, 61020), (378, 55370), (420, 49833), (441, 47460), (452, 46305), (490, 42714), (540, 38759), (565, 37044), (588, 35595), (630, 33222), (678, 30870), (686, 30510), (735, 28476), (756, 27685), (791, 26460), (882, 23730), (945, 22148), (980, 21357), (1017, 20580), (1029, 20340), (1130, 18522), (1260, 16611), (1323, 15820), (1356, 15435), (1372, 15255), (1470, 14238), (1582, 13230), (1695, 12348), (1715, 12204), (1764, 11865), (1890, 11074), (2034, 10290), (2058, 10170), (2205, 9492), (2260, 9261), (2373, 8820), (2646, 7910), (2940, 7119), (3051, 6860), (3087, 6780), (3164, 6615), (3390, 6174), (3430, 6102), (3780, 5537), (3955, 5292), (4068, 5145), (4116, 5085), (4410, 4746)]