254788560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:362

約数の個数: 240

約数和(自身を含む): 932690304

約数和(自身を除く): 677901744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 163, 167, 180, 195, 208, 234, 240, 260, 312, 326, 334, 360, 390, 468, 489, 501, 520, 585, 624, 652, 668, 720, 780, 815, 835, 936, 978, 1002, 1040, 1170, 1304, 1336, 1467, 1503, 1560, 1630, 1670, 1872, 1956, 2004, 2119, 2171, 2340, 2445, 2505, 2608, 2672, 2934, 3006, 3120, 3260, 3340, 3912, 4008, 4238, 4342, 4680, 4890, 5010, 5868, 6012, 6357, 6513, 6520, 6680, 7335, 7515, 7824, 8016, 8476, 8684, 9360, 9780, 10020, 10595, 10855, 11736, 12024, 12714, 13026, 13040, 13360, 14670, 15030, 16952, 17368, 19071, 19539, 19560, 20040, 21190, 21710, 23472, 24048, 25428, 26052, 27221, 29340, 30060, 31785, 32565, 33904, 34736, 38142, 39078, 39120, 40080, 42380, 43420, 50856, 52104, 54442, 58680, 60120, 63570, 65130, 76284, 78156, 81663, 84760, 86840, 95355, 97695, 101712, 104208, 108884, 117360, 120240, 127140, 130260, 136105, 152568, 156312, 163326, 169520, 173680, 190710, 195390, 217768, 244989, 254280, 260520, 272210, 305136, 312624, 326652, 353873, 381420, 390780, 408315, 435536, 489978, 508560, 521040, 544420, 653304, 707746, 762840, 781560, 816630, 979956, 1061619, 1088840, 1224945, 1306608, 1415492, 1525680, 1563120, 1633260, 1769365, 1959912, 2123238, 2177680, 2449890, 2830984, 3184857, 3266520, 3538730, 3919824, 4246476, 4899780, 5308095, 5661968, 6369714, 6533040, 7077460, 8492952, 9799560, 10616190, 12739428, 14154920, 15924285, 16985904, 19599120, 21232380, 25478856, 28309840, 31848570, 42464760, 50957712, 63697140, 84929520, 127394280, 254788560]

約数ペア:

[(1, 254788560), (2, 127394280), (3, 84929520), (4, 63697140), (5, 50957712), (6, 42464760), (8, 31848570), (9, 28309840), (10, 25478856), (12, 21232380), (13, 19599120), (15, 16985904), (16, 15924285), (18, 14154920), (20, 12739428), (24, 10616190), (26, 9799560), (30, 8492952), (36, 7077460), (39, 6533040), (40, 6369714), (45, 5661968), (48, 5308095), (52, 4899780), (60, 4246476), (65, 3919824), (72, 3538730), (78, 3266520), (80, 3184857), (90, 2830984), (104, 2449890), (117, 2177680), (120, 2123238), (130, 1959912), (144, 1769365), (156, 1633260), (163, 1563120), (167, 1525680), (180, 1415492), (195, 1306608), (208, 1224945), (234, 1088840), (240, 1061619), (260, 979956), (312, 816630), (326, 781560), (334, 762840), (360, 707746), (390, 653304), (468, 544420), (489, 521040), (501, 508560), (520, 489978), (585, 435536), (624, 408315), (652, 390780), (668, 381420), (720, 353873), (780, 326652), (815, 312624), (835, 305136), (936, 272210), (978, 260520), (1002, 254280), (1040, 244989), (1170, 217768), (1304, 195390), (1336, 190710), (1467, 173680), (1503, 169520), (1560, 163326), (1630, 156312), (1670, 152568), (1872, 136105), (1956, 130260), (2004, 127140), (2119, 120240), (2171, 117360), (2340, 108884), (2445, 104208), (2505, 101712), (2608, 97695), (2672, 95355), (2934, 86840), (3006, 84760), (3120, 81663), (3260, 78156), (3340, 76284), (3912, 65130), (4008, 63570), (4238, 60120), (4342, 58680), (4680, 54442), (4890, 52104), (5010, 50856), (5868, 43420), (6012, 42380), (6357, 40080), (6513, 39120), (6520, 39078), (6680, 38142), (7335, 34736), (7515, 33904), (7824, 32565), (8016, 31785), (8476, 30060), (8684, 29340), (9360, 27221), (9780, 26052), (10020, 25428), (10595, 24048), (10855, 23472), (11736, 21710), (12024, 21190), (12714, 20040), (13026, 19560), (13040, 19539), (13360, 19071), (14670, 17368), (15030, 16952)]