128537789040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{70313}}^1$

素因数の和:72871

約数の個数: 120

約数和(自身を含む): 431848900080

約数和(自身を除く): 303311111040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2539, 5078, 7617, 10156, 12695, 15234, 20312, 22851, 25390, 30468, 38085, 40624, 45702, 50780, 60936, 70313, 76170, 91404, 101560, 114255, 121872, 140626, 152340, 182808, 203120, 210939, 228510, 281252, 304680, 351565, 365616, 421878, 457020, 562504, 609360, 632817, 703130, 843756, 914040, 1054695, 1125008, 1265634, 1406260, 1687512, 1828080, 2109390, 2531268, 2812520, 3164085, 3375024, 4218780, 5062536, 5625040, 6328170, 8437560, 10125072, 12656340, 16875120, 25312680, 50625360, 178524707, 357049414, 535574121, 714098828, 892623535, 1071148242, 1428197656, 1606722363, 1785247070, 2142296484, 2677870605, 2856395312, 3213444726, 3570494140, 4284592968, 5355741210, 6426889452, 7140988280, 8033611815, 8569185936, 10711482420, 12853778904, 14281976560, 16067223630, 21422964840, 25707557808, 32134447260, 42845929680, 64268894520, 128537789040]

約数ペア:

[(1, 128537789040), (2, 64268894520), (3, 42845929680), (4, 32134447260), (5, 25707557808), (6, 21422964840), (8, 16067223630), (9, 14281976560), (10, 12853778904), (12, 10711482420), (15, 8569185936), (16, 8033611815), (18, 7140988280), (20, 6426889452), (24, 5355741210), (30, 4284592968), (36, 3570494140), (40, 3213444726), (45, 2856395312), (48, 2677870605), (60, 2142296484), (72, 1785247070), (80, 1606722363), (90, 1428197656), (120, 1071148242), (144, 892623535), (180, 714098828), (240, 535574121), (360, 357049414), (720, 178524707), (2539, 50625360), (5078, 25312680), (7617, 16875120), (10156, 12656340), (12695, 10125072), (15234, 8437560), (20312, 6328170), (22851, 5625040), (25390, 5062536), (30468, 4218780), (38085, 3375024), (40624, 3164085), (45702, 2812520), (50780, 2531268), (60936, 2109390), (70313, 1828080), (76170, 1687512), (91404, 1406260), (101560, 1265634), (114255, 1125008), (121872, 1054695), (140626, 914040), (152340, 843756), (182808, 703130), (203120, 632817), (210939, 609360), (228510, 562504), (281252, 457020), (304680, 421878), (351565, 365616)]