90445680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3256

約数の個数: 160

約数和(自身を含む): 335603520

約数和(自身を除く): 245157840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3221, 3510, 4680, 5616, 6442, 7020, 9360, 9663, 12884, 14040, 16105, 19326, 25768, 28080, 28989, 32210, 38652, 41873, 48315, 51536, 57978, 64420, 77304, 83746, 86967, 96630, 115956, 125619, 128840, 144945, 154608, 167492, 173934, 193260, 209365, 231912, 251238, 257680, 289890, 334984, 347868, 376857, 386520, 418730, 434835, 463824, 502476, 579780, 628095, 669968, 695736, 753714, 773040, 837460, 869670, 1004952, 1130571, 1159560, 1256190, 1391472, 1507428, 1674920, 1739340, 1884285, 2009904, 2261142, 2319120, 2512380, 3014856, 3349840, 3478680, 3768570, 4522284, 5024760, 5652855, 6029712, 6957360, 7537140, 9044568, 10049520, 11305710, 15074280, 18089136, 22611420, 30148560, 45222840, 90445680]

約数ペア:

[(1, 90445680), (2, 45222840), (3, 30148560), (4, 22611420), (5, 18089136), (6, 15074280), (8, 11305710), (9, 10049520), (10, 9044568), (12, 7537140), (13, 6957360), (15, 6029712), (16, 5652855), (18, 5024760), (20, 4522284), (24, 3768570), (26, 3478680), (27, 3349840), (30, 3014856), (36, 2512380), (39, 2319120), (40, 2261142), (45, 2009904), (48, 1884285), (52, 1739340), (54, 1674920), (60, 1507428), (65, 1391472), (72, 1256190), (78, 1159560), (80, 1130571), (90, 1004952), (104, 869670), (108, 837460), (117, 773040), (120, 753714), (130, 695736), (135, 669968), (144, 628095), (156, 579780), (180, 502476), (195, 463824), (208, 434835), (216, 418730), (234, 386520), (240, 376857), (260, 347868), (270, 334984), (312, 289890), (351, 257680), (360, 251238), (390, 231912), (432, 209365), (468, 193260), (520, 173934), (540, 167492), (585, 154608), (624, 144945), (702, 128840), (720, 125619), (780, 115956), (936, 96630), (1040, 86967), (1080, 83746), (1170, 77304), (1404, 64420), (1560, 57978), (1755, 51536), (1872, 48315), (2160, 41873), (2340, 38652), (2808, 32210), (3120, 28989), (3221, 28080), (3510, 25768), (4680, 19326), (5616, 16105), (6442, 14040), (7020, 12884), (9360, 9663)]