142804620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^3\times {\mathrm{257}}^1$

素因数の和:299

約数の個数: 240

約数和(自身を含む): 524462400

約数和(自身を除く): 381657780

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, 257, 270, 294, 315, 324, 343, 378, 405, 420, 441, 490, 514, 540, 567, 588, 630, 686, 735, 756, 771, 810, 882, 945, 980, 1028, 1029, 1134, 1260, 1285, 1323, 1372, 1470, 1542, 1620, 1715, 1764, 1799, 1890, 2058, 2205, 2268, 2313, 2570, 2646, 2835, 2940, 3084, 3087, 3430, 3598, 3780, 3855, 3969, 4116, 4410, 4626, 5140, 5145, 5292, 5397, 5670, 6174, 6615, 6860, 6939, 7196, 7710, 7938, 8820, 8995, 9252, 9261, 10290, 10794, 11340, 11565, 12348, 12593, 13230, 13878, 15420, 15435, 15876, 16191, 17990, 18522, 19845, 20580, 20817, 21588, 23130, 25186, 26460, 26985, 27756, 27783, 30870, 32382, 34695, 35980, 37044, 37779, 39690, 41634, 46260, 46305, 48573, 50372, 53970, 55566, 61740, 62965, 64764, 69390, 75558, 79380, 80955, 83268, 88151, 92610, 97146, 104085, 107940, 111132, 113337, 125930, 138780, 138915, 145719, 151116, 161910, 176302, 185220, 188895, 194292, 208170, 226674, 242865, 251860, 264453, 277830, 291438, 323820, 340011, 352604, 377790, 416340, 440755, 453348, 485730, 528906, 555660, 566685, 582876, 680022, 728595, 755580, 793359, 881510, 971460, 1020033, 1057812, 1133370, 1322265, 1360044, 1457190, 1586718, 1700055, 1763020, 2040066, 2266740, 2380077, 2644530, 2914380, 3173436, 3400110, 3966795, 4080132, 4760154, 5100165, 5289060, 6800220, 7140231, 7933590, 9520308, 10200330, 11900385, 14280462, 15867180, 20400660, 23800770, 28560924, 35701155, 47601540, 71402310, 142804620]

約数ペア:

[(1, 142804620), (2, 71402310), (3, 47601540), (4, 35701155), (5, 28560924), (6, 23800770), (7, 20400660), (9, 15867180), (10, 14280462), (12, 11900385), (14, 10200330), (15, 9520308), (18, 7933590), (20, 7140231), (21, 6800220), (27, 5289060), (28, 5100165), (30, 4760154), (35, 4080132), (36, 3966795), (42, 3400110), (45, 3173436), (49, 2914380), (54, 2644530), (60, 2380077), (63, 2266740), (70, 2040066), (81, 1763020), (84, 1700055), (90, 1586718), (98, 1457190), (105, 1360044), (108, 1322265), (126, 1133370), (135, 1057812), (140, 1020033), (147, 971460), (162, 881510), (180, 793359), (189, 755580), (196, 728595), (210, 680022), (245, 582876), (252, 566685), (257, 555660), (270, 528906), (294, 485730), (315, 453348), (324, 440755), (343, 416340), (378, 377790), (405, 352604), (420, 340011), (441, 323820), (490, 291438), (514, 277830), (540, 264453), (567, 251860), (588, 242865), (630, 226674), (686, 208170), (735, 194292), (756, 188895), (771, 185220), (810, 176302), (882, 161910), (945, 151116), (980, 145719), (1028, 138915), (1029, 138780), (1134, 125930), (1260, 113337), (1285, 111132), (1323, 107940), (1372, 104085), (1470, 97146), (1542, 92610), (1620, 88151), (1715, 83268), (1764, 80955), (1799, 79380), (1890, 75558), (2058, 69390), (2205, 64764), (2268, 62965), (2313, 61740), (2570, 55566), (2646, 53970), (2835, 50372), (2940, 48573), (3084, 46305), (3087, 46260), (3430, 41634), (3598, 39690), (3780, 37779), (3855, 37044), (3969, 35980), (4116, 34695), (4410, 32382), (4626, 30870), (5140, 27783), (5145, 27756), (5292, 26985), (5397, 26460), (5670, 25186), (6174, 23130), (6615, 21588), (6860, 20817), (6939, 20580), (7196, 19845), (7710, 18522), (7938, 17990), (8820, 16191), (8995, 15876), (9252, 15435), (9261, 15420), (10290, 13878), (10794, 13230), (11340, 12593), (11565, 12348)]