81565200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 180

約数和(自身を含む): 286839280

約数和(自身を除く): 205274080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 139, 144, 150, 163, 180, 200, 225, 240, 278, 300, 326, 360, 400, 417, 450, 489, 556, 600, 652, 695, 720, 815, 834, 900, 978, 1112, 1200, 1251, 1304, 1390, 1467, 1630, 1668, 1800, 1956, 2085, 2224, 2445, 2502, 2608, 2780, 2934, 3260, 3336, 3475, 3600, 3912, 4075, 4170, 4890, 5004, 5560, 5868, 6255, 6520, 6672, 6950, 7335, 7824, 8150, 8340, 9780, 10008, 10425, 11120, 11736, 12225, 12510, 13040, 13900, 14670, 16300, 16680, 19560, 20016, 20850, 22657, 23472, 24450, 25020, 27800, 29340, 31275, 32600, 33360, 36675, 39120, 41700, 45314, 48900, 50040, 55600, 58680, 62550, 65200, 67971, 73350, 83400, 90628, 97800, 100080, 113285, 117360, 125100, 135942, 146700, 166800, 181256, 195600, 203913, 226570, 250200, 271884, 293400, 339855, 362512, 407826, 453140, 500400, 543768, 566425, 586800, 679710, 815652, 906280, 1019565, 1087536, 1132850, 1359420, 1631304, 1699275, 1812560, 2039130, 2265700, 2718840, 3262608, 3398550, 4078260, 4531400, 5097825, 5437680, 6797100, 8156520, 9062800, 10195650, 13594200, 16313040, 20391300, 27188400, 40782600, 81565200]

約数ペア:

[(1, 81565200), (2, 40782600), (3, 27188400), (4, 20391300), (5, 16313040), (6, 13594200), (8, 10195650), (9, 9062800), (10, 8156520), (12, 6797100), (15, 5437680), (16, 5097825), (18, 4531400), (20, 4078260), (24, 3398550), (25, 3262608), (30, 2718840), (36, 2265700), (40, 2039130), (45, 1812560), (48, 1699275), (50, 1631304), (60, 1359420), (72, 1132850), (75, 1087536), (80, 1019565), (90, 906280), (100, 815652), (120, 679710), (139, 586800), (144, 566425), (150, 543768), (163, 500400), (180, 453140), (200, 407826), (225, 362512), (240, 339855), (278, 293400), (300, 271884), (326, 250200), (360, 226570), (400, 203913), (417, 195600), (450, 181256), (489, 166800), (556, 146700), (600, 135942), (652, 125100), (695, 117360), (720, 113285), (815, 100080), (834, 97800), (900, 90628), (978, 83400), (1112, 73350), (1200, 67971), (1251, 65200), (1304, 62550), (1390, 58680), (1467, 55600), (1630, 50040), (1668, 48900), (1800, 45314), (1956, 41700), (2085, 39120), (2224, 36675), (2445, 33360), (2502, 32600), (2608, 31275), (2780, 29340), (2934, 27800), (3260, 25020), (3336, 24450), (3475, 23472), (3600, 22657), (3912, 20850), (4075, 20016), (4170, 19560), (4890, 16680), (5004, 16300), (5560, 14670), (5868, 13900), (6255, 13040), (6520, 12510), (6672, 12225), (6950, 11736), (7335, 11120), (7824, 10425), (8150, 10008), (8340, 9780)]