2154293820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^3\times {\mathrm{3877}}^1$

素因数の和:3919

約数の個数: 240

約数和(自身を含む): 7883198400

約数和(自身を除く): 5728904580

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, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 343, 378, 405, 420, 441, 490, 540, 567, 588, 630, 686, 735, 756, 810, 882, 945, 980, 1029, 1134, 1260, 1323, 1372, 1470, 1620, 1715, 1764, 1890, 2058, 2205, 2268, 2646, 2835, 2940, 3087, 3430, 3780, 3877, 3969, 4116, 4410, 5145, 5292, 5670, 6174, 6615, 6860, 7754, 7938, 8820, 9261, 10290, 11340, 11631, 12348, 13230, 15435, 15508, 15876, 18522, 19385, 19845, 20580, 23262, 26460, 27139, 27783, 30870, 34893, 37044, 38770, 39690, 46305, 46524, 54278, 55566, 58155, 61740, 69786, 77540, 79380, 81417, 92610, 104679, 108556, 111132, 116310, 135695, 138915, 139572, 162834, 174465, 185220, 189973, 209358, 232620, 244251, 271390, 277830, 314037, 325668, 348930, 379946, 407085, 418716, 488502, 523395, 542780, 555660, 569919, 628074, 697860, 732753, 759892, 814170, 949865, 977004, 1046790, 1139838, 1221255, 1256148, 1329811, 1465506, 1570185, 1628340, 1709757, 1899730, 2093580, 2198259, 2279676, 2442510, 2659622, 2849595, 2931012, 3140370, 3419514, 3663765, 3799460, 3989433, 4396518, 4885020, 5129271, 5319244, 5699190, 6280740, 6649055, 6839028, 7327530, 7978866, 8548785, 8793036, 10258542, 10991295, 11398380, 11968299, 13298110, 14655060, 15387813, 15957732, 17097570, 19947165, 20517084, 21982590, 23936598, 25646355, 26596220, 30775626, 34195140, 35904897, 39894330, 43965180, 47873196, 51292710, 59841495, 61551252, 71809794, 76939065, 79788660, 102585420, 107714691, 119682990, 143619588, 153878130, 179524485, 215429382, 239365980, 307756260, 359048970, 430858764, 538573455, 718097940, 1077146910, 2154293820]

約数ペア:

[(1, 2154293820), (2, 1077146910), (3, 718097940), (4, 538573455), (5, 430858764), (6, 359048970), (7, 307756260), (9, 239365980), (10, 215429382), (12, 179524485), (14, 153878130), (15, 143619588), (18, 119682990), (20, 107714691), (21, 102585420), (27, 79788660), (28, 76939065), (30, 71809794), (35, 61551252), (36, 59841495), (42, 51292710), (45, 47873196), (49, 43965180), (54, 39894330), (60, 35904897), (63, 34195140), (70, 30775626), (81, 26596220), (84, 25646355), (90, 23936598), (98, 21982590), (105, 20517084), (108, 19947165), (126, 17097570), (135, 15957732), (140, 15387813), (147, 14655060), (162, 13298110), (180, 11968299), (189, 11398380), (196, 10991295), (210, 10258542), (245, 8793036), (252, 8548785), (270, 7978866), (294, 7327530), (315, 6839028), (324, 6649055), (343, 6280740), (378, 5699190), (405, 5319244), (420, 5129271), (441, 4885020), (490, 4396518), (540, 3989433), (567, 3799460), (588, 3663765), (630, 3419514), (686, 3140370), (735, 2931012), (756, 2849595), (810, 2659622), (882, 2442510), (945, 2279676), (980, 2198259), (1029, 2093580), (1134, 1899730), (1260, 1709757), (1323, 1628340), (1372, 1570185), (1470, 1465506), (1620, 1329811), (1715, 1256148), (1764, 1221255), (1890, 1139838), (2058, 1046790), (2205, 977004), (2268, 949865), (2646, 814170), (2835, 759892), (2940, 732753), (3087, 697860), (3430, 628074), (3780, 569919), (3877, 555660), (3969, 542780), (4116, 523395), (4410, 488502), (5145, 418716), (5292, 407085), (5670, 379946), (6174, 348930), (6615, 325668), (6860, 314037), (7754, 277830), (7938, 271390), (8820, 244251), (9261, 232620), (10290, 209358), (11340, 189973), (11631, 185220), (12348, 174465), (13230, 162834), (15435, 139572), (15508, 138915), (15876, 135695), (18522, 116310), (19385, 111132), (19845, 108556), (20580, 104679), (23262, 92610), (26460, 81417), (27139, 79380), (27783, 77540), (30870, 69786), (34893, 61740), (37044, 58155), (38770, 55566), (39690, 54278), (46305, 46524)]