About the Number

129468780

129468779 ← → 129468781

2進数表記:111101101111000100101101100

漢数字表記:一億二千九百四十六万八千七百八十

素因数分解:

2 2 × 3 4 × 5 1 × 7 3 × 233 1

素因数の和:275
約数の個数: 240
約数和(自身を含む): 475675200
約数和(自身を除く): 346206420

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, 233, 245, 252, 270, 294, 315, 324, 343, 378, 405, 420, 441, 466, 490, 540, 567, 588, 630, 686, 699, 735, 756, 810, 882, 932, 945, 980, 1029, 1134, 1165, 1260, 1323, 1372, 1398, 1470, 1620, 1631, 1715, 1764, 1890, 2058, 2097, 2205, 2268, 2330, 2646, 2796, 2835, 2940, 3087, 3262, 3430, 3495, 3780, 3969, 4116, 4194, 4410, 4660, 4893, 5145, 5292, 5670, 6174, 6291, 6524, 6615, 6860, 6990, 7938, 8155, 8388, 8820, 9261, 9786, 10290, 10485, 11340, 11417, 12348, 12582, 13230, 13980, 14679, 15435, 15876, 16310, 18522, 18873, 19572, 19845, 20580, 20970, 22834, 24465, 25164, 26460, 27783, 29358, 30870, 31455, 32620, 34251, 37044, 37746, 39690, 41940, 44037, 45668, 46305, 48930, 55566, 57085, 58716, 61740, 62910, 68502, 73395, 75492, 79380, 79919, 88074, 92610, 94365, 97860, 102753, 111132, 114170, 125820, 132111, 137004, 138915, 146790, 159838, 171255, 176148, 185220, 188730, 205506, 220185, 228340, 239757, 264222, 277830, 293580, 308259, 319676, 342510, 377460, 399595, 411012, 440370, 479514, 513765, 528444, 555660, 616518, 660555, 685020, 719271, 799190, 880740, 924777, 959028, 1027530, 1198785, 1233036, 1321110, 1438542, 1541295, 1598380, 1849554, 2055060, 2157813, 2397570, 2642220, 2877084, 3082590, 3596355, 3699108, 4315626, 4623885, 4795140, 6165180, 6473439, 7192710, 8631252, 9247770, 10789065, 12946878, 14385420, 18495540, 21578130, 25893756, 32367195, 43156260, 64734390, 129468780]

約数ペア:
[(1, 129468780), (2, 64734390), (3, 43156260), (4, 32367195), (5, 25893756), (6, 21578130), (7, 18495540), (9, 14385420), (10, 12946878), (12, 10789065), (14, 9247770), (15, 8631252), (18, 7192710), (20, 6473439), (21, 6165180), (27, 4795140), (28, 4623885), (30, 4315626), (35, 3699108), (36, 3596355), (42, 3082590), (45, 2877084), (49, 2642220), (54, 2397570), (60, 2157813), (63, 2055060), (70, 1849554), (81, 1598380), (84, 1541295), (90, 1438542), (98, 1321110), (105, 1233036), (108, 1198785), (126, 1027530), (135, 959028), (140, 924777), (147, 880740), (162, 799190), (180, 719271), (189, 685020), (196, 660555), (210, 616518), (233, 555660), (245, 528444), (252, 513765), (270, 479514), (294, 440370), (315, 411012), (324, 399595), (343, 377460), (378, 342510), (405, 319676), (420, 308259), (441, 293580), (466, 277830), (490, 264222), (540, 239757), (567, 228340), (588, 220185), (630, 205506), (686, 188730), (699, 185220), (735, 176148), (756, 171255), (810, 159838), (882, 146790), (932, 138915), (945, 137004), (980, 132111), (1029, 125820), (1134, 114170), (1165, 111132), (1260, 102753), (1323, 97860), (1372, 94365), (1398, 92610), (1470, 88074), (1620, 79919), (1631, 79380), (1715, 75492), (1764, 73395), (1890, 68502), (2058, 62910), (2097, 61740), (2205, 58716), (2268, 57085), (2330, 55566), (2646, 48930), (2796, 46305), (2835, 45668), (2940, 44037), (3087, 41940), (3262, 39690), (3430, 37746), (3495, 37044), (3780, 34251), (3969, 32620), (4116, 31455), (4194, 30870), (4410, 29358), (4660, 27783), (4893, 26460), (5145, 25164), (5292, 24465), (5670, 22834), (6174, 20970), (6291, 20580), (6524, 19845), (6615, 19572), (6860, 18873), (6990, 18522), (7938, 16310), (8155, 15876), (8388, 15435), (8820, 14679), (9261, 13980), (9786, 13230), (10290, 12582), (10485, 12348), (11340, 11417)]

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